Laing O'Rourke Delivery Limited — full event log
Every event we have on file across every reporting year. The Data-by-year tab summarises the top 10 per year; this page shows them all.
← back to Data by year2025· 18 events
UK Scope 1 emissions fell 12.6% and Scope 2 fell 20.4% from the FY23 baseline, a combined 15% reduction, enabled by 100% renewable electricity procurement, fleet electrification, and HVO diesel substitution.
sustainability_report p.6
Middle East emissions grew 207% from 30,508 tCO2e in FY23 to 93,771 tCO2e in FY25 due to mobilisation of a major new project; verified baseline data is now in place enabling targeted decarbonisation initiatives.
sustainability_report p.6
Laing O'Rourke UK has a 2030 social value target of £2bn; £305m was delivered in FY25 taking cumulative delivery to £1.046bn, roughly halfway to the target.
sustainability_report p.1
A UK low-carbon concrete mandate delivered a 15.5% reduction in emissions from concrete in its second year. The Material Decarbonisation Initiative Guideline was developed to help deliver the near-term science-based target of a 25% reduction in Scope 3 emissions (2023 baseline), drawing on low-carbon designs and materials trialled on previous projects.
sustainability_report p.3
In the UK, Laing O'Rourke achieved 100% renewable electricity procurement, contributing to a 20.4% fall in Scope 2 emissions from the FY23 baseline. In Australia, continued commitment to GreenPower renewable electricity certificates reduced Scope 2 emissions to zero and avoided approximately 3,059 tCO2e in FY25. The company also trialled Hydrotreated Vegetable Oil (HVO) as a renewable diesel substitute on two Australian projects, avoiding 82 tCO2e, and helped shape regulatory approval for renewable diesel use in Australia.
sustainability_report p.6
Laing O'Rourke adopted new science-based carbon reduction targets validated by the Science Based Targets initiative (SBTi) in FY25, including a near-term target of a 25% reduction in Scope 3 emissions from a 2023 baseline.
sustainability_report p.1
Australian operations applied minimum decarbonisation standards that avoided approximately 273 tCO2e through reduced fuel consumption at off-grid sites by using hybrid generators and/or solar-powered technologies.
sustainability_report p.5
The disposal of Laing O'Rourke Joinery LLC in the Middle East was completed on 31 May 2024 for AED 25m consideration.
sustainability_report p.94
The company trialled HVO on two Australian projects, avoiding 82 tCO2e, and applied minimum decarbonisation standards across Australian operations that avoided 193 tCO2e through biofuel use. Laing O'Rourke helped shape regulatory approval for renewable diesel use in Australia and contributed to the Australian Constructors Association Fossil Fuel Free Construction Guide.
sustainability_report p.5
A new hybrid and EV car scheme launched in the UK reduced business travel emissions by 28.2% from the FY23 baseline. In Australia, company car fleets are being transitioned to hybrid and electric vehicles as part of Scope 1 reduction efforts.
sustainability_report p.6
Total carbon emissions increased 33.5% from 998,785 tCO2e in FY23 to 1,333,658 tCO2e in FY25, primarily driven by major infrastructure project mobilisation in Australia and the Middle East; framed by the company as business expansion rather than operational inefficiency.
sustainability_report p.6
Scope 3 purchased goods and services represent 85% of Laing O'Rourke's footprint and remain the largest driver of emissions growth. The company published a UK Sustainability Supply Chain Charter setting minimum standards for partners, and is working with suppliers of its most carbon-intensive products to secure high-quality, activity-based data rather than relying on spend-based estimates that inflate reported emissions.
sustainability_report p.6
Laing O'Rourke advanced its ISO 20400 sustainable procurement re-evaluation score from 3.27 (FY23) to 4.01 out of 5 in FY25, reaching 'Leading' level in sustainable procurement.
sustainability_report p.3
The company committed to reporting against the Taskforce for Nature-related Financial Disclosures (TNFD) framework, becoming a TNFD Adopter, with first partial disclosure expected post-FY26.
sustainability_report p.1
Laing O'Rourke's UK business is pursuing PAS2080:2023 carbon management certification and has passed the stage 1 audit.
sustainability_report p.2
Secured the Workplace Gender Equality Agency (WGEA) Employer of Choice for Gender Equality citation for the third consecutive award period in Australia.
sustainability_report p.2
A 'B-rating' is listed among notable partnerships, commitments and awards, understood to refer to a CDP Climate Change disclosure score of B for FY25.
sustainability_report p.2
Laing O'Rourke Australia has a 2030 social value target of $800m; $113m was delivered in FY25 taking cumulative delivery to $227m.
sustainability_report p.1
2024· 20 events
ISO 14001 Environmental Management and ISO 50001 Energy Management have been implemented across the business with annual audits; every project has a bespoke environmental and energy management plan. Investment in new boilers and chillers at the Dartford head office improved energy efficiency, and future plans include fitting energy monitoring systems to all site accommodation and sub-metering at new worksites/depots.
sustainability_report p.7
Laing O'Rourke engages its supply chain via Gold membership of the Supply Chain Sustainability School and a new Supply Chain Sustainability Charter with a balanced scorecard rewarding sustainable practices. Plans include increasing the proportion of higher-quality Scope 3 data from suppliers and Environmental Product Declarations (EPDs), and collaborating with supply chain partners to innovate and decarbonise jointly.
sustainability_report p.8
Laing O'Rourke continues to exclusively use 100% renewable electricity, backed by Renewable Energy Guarantee of Origin (REGO) certification, at all of its sites.
sustainability_report p.7
In July 2024 SBTi validated Laing O'Rourke's near-term (2030) targets to reduce Group Scope 1 & 2 emissions by 42% and Scope 3 purchased goods & services (Category 1) emissions by 25% versus a 2023 baseline, alongside a long-term Group-wide net zero target across Scopes 1, 2 and 3 by 2050.
sustainability_report p.2
A low carbon concrete mandate for all new UK projects, introduced April 2023, delivered a 15.5% (6,719 tCO2e) reduction in concrete emissions versus FY22. Laing O'Rourke is a founding member of ConcreteZero, undertakes carbon hotspot analysis on every bid, and runs an in-house R&D programme to trial and scale lower-carbon concrete, reinforcement and design solutions.
sustainability_report p.8
Scope 1 and 2 KPI replaced with emissions intensity KPI (tCO2e/£m Group revenue) to better represent the Group's total carbon footprint, incorporating Scope 3.
sustainability_report p.1
FY23 and FY24 emissions figures now include previously unavailable data from the Middle East business for Scope 1, 2 and 3, improving completeness of the carbon footprint.
sustainability_report p.13
In July 2024, Group CEO Ray O'Rourke KBE stepped down (remaining as Deputy Chair) and was replaced by Cathal O'Rourke as new Group Chief Executive Officer.
sustainability_report p.6
On 4 August 2023, Explore Transport Limited (a Group subsidiary) acquired 70 per cent of the ordinary shares in Prigmore Haulage Limited.
sustainability_report p.94
UK low carbon concrete mandate introduced in FY23; in FY24 Laing O'Rourke became the first UK constructor to commit to using low carbon concrete on all new projects.
sustainability_report p.6
The Board approved a Supply Chain Sustainability Charter setting out environmental and social value expectations of supply chain partners, aiming to drive decarbonisation and sustainability performance across dependent upstream value-chain emissions.
sustainability_report p.52
Laing O'Rourke's vertically integrated, manufacturing-led Design for Manufacture and Assembly (DfMA) operating model accelerates construction, reduces on-site resource use and material waste, and lowers embodied carbon versus traditional build methods, exemplified by a new digital bridge solution deployed on the UK's M25.
sustainability_report p.48
Laing O'Rourke became the first UK constructor to commit to using low carbon concrete on all new projects, following a two-year R&D programme co-funded with Innovate UK and academic partners. In Australia the business introduced minimum standards for low carbon concrete and, in FY24, became the first Australian construction company to introduce a maximum tolerance for embodied emissions in concrete purchased directly or through subcontractors.
sustainability_report p.46
FY24 saw science-based targets submitted to SBTi for validation, building on original 2030 Scope 1&2 targets by introducing an additional near-term Scope 3 reduction target for 2030, reflecting Scope 3's >96% share of the carbon footprint.
sustainability_report p.14
FY24 marked the launch of the Stretch Reconciliation Action Plan in Australia, building on engagement of 142 First Nations businesses and AUD$111m of spend.
sustainability_report p.11
During FY24, Laing O'Rourke became the first construction company in Australia to introduce a maximum tolerance for embodied emissions in concrete purchased directly or through subcontractors.
sustainability_report p.11
The Group is developing and implementing Scope 3 Category 1 carbon dashboards by FY26 and embedding carbon forecasting into the bid evaluation process, recognising that Scope 3 (largely purchased goods and materials) represents over 96 per cent of its carbon footprint.
sustainability_report p.16
The FY24 Carbon Reduction Plan expanded scope versus prior years to include detailed emissions data across all applicable Scope 3 categories (1,2,3,4,5,6,7,9,13), aligning with SBTi reporting, in addition to the narrower PPN06/21-required subset (categories 4,5,6,7,9).
sustainability_report p.3
All diesel and petrol company cars have transitioned to hybrid/electric vehicles, with full transition to electric intended by 2025; five electric vans have been added and EV charging infrastructure installed at owned facilities. 80% of plant diesel has been replaced with ethically-sourced hydrotreated vegetable oil (HVO); 7 fully electric crawler cranes are in active use via Select; hybrid generators (e.g. PUNCH Flybrid) and battery storage (Ampd Enertainer, Zenobe) are deployed on sites to reduce diesel reliance.
sustainability_report p.7
Laing O'Rourke is a Platinum Status participant of the Toitū Carbon Reduce Programme (formerly CEMARS), with carbon emissions independently verified annually since 2008.
sustainability_report p.7
2023· 19 events
Laing O'Rourke identifies the transition to renewable energy as a market opportunity rather than an operational commitment: the report notes that renewable energy costs have been falling relative to fossil fuels, which is expected to make future energy consumption cheaper and reduce exposure to carbon pricing. No renewable electricity target, PPA, REC/REGO retirement programme, or on-site generation capacity is disclosed.
sustainability_report p.52
The Group separately tracks and discloses Scope 3 Category 6 (business travel) and Category 7 (employee commuting) emissions, noting an increase in FY23 as operations returned to normal post-pandemic levels; these categories are being targeted for reduction as part of the broader Scope 3 action plan.
sustainability_report p.43
Company states it is working to establish science-based targets in FY24 and will report progress in future annual reports; not yet formally set/validated.
sustainability_report p.45
Longer-term goal to achieve 50:50 gender representation in staff roles by 2033, alongside continued 2 percentage-point annual increase commitments in Australia.
sustainability_report p.37
As a founding member of the Climate Group's ConcreteZero initiative (2022) and Australia's MECLA, Laing O'Rourke mandated use of only low carbon concrete on new UK projects from 1 April 2023 (est. 28% embodied carbon reduction vs FY22), and is investing in R&D toward ultra-low carbon and eventually cement-free concrete, since concrete purchases dominate its Scope 3 footprint (Category 1 = 92.6% of Scope 3).
sustainability_report p.41
Undertook a project to map nature-related impact of site operations globally, and assessed nature-related impacts/dependencies for key commodities (PPE, steel, biodiesel) as part of preliminary supply chain analysis; plans to develop full biodiversity strategy in FY24.
sustainability_report p.46
Central to the 'Deliver 2025' strategy, the DfMA 70:60:30 operating model targets manufacturing 70% of a project off-site to improve productivity by 60% and cut programme time by 30%, reducing material waste and supporting sustainability, safety and quality outcomes across UK operations.
sustainability_report p.34
FY23 report contains the company's first full voluntary TCFD statement, following a partial disclosure in FY22, identifying areas of full compliance and areas requiring further work (metrics and targets not yet defined).
sustainability_report p.45
Australia social spend target introduced in FY23 of AUD$800m by 2030.
sustainability_report p.12
Multiple FY23 balance sheet restatements including gross-up of insurance technical reserve/asset recovery, reclassification of defects provisions, and revenue recognition timing corrections, disclosed in note 2.02. No impact on profit/loss or net cash flows.
sustainability_report p.73
The Group is phasing out diesel across its plant fleet, switching to electric and biofuel alternatives for heavy plant and converting company car fleets to electric/hybrid vehicles; Australia purchased the country's first 250-tonne electric crawler cranes. The Group targets converting its entire fleet to electric or hydrogen-powered alternatives by 2030, though biofuel availability in Australia has slowed progress.
sustainability_report p.42
A low carbon concrete mandate for all new UK projects was introduced from April 2023, delivering savings of 6,719 tCO2e (a 15.5% reduction) compared with FY22, helping to contain Scope 3 Category 1 emissions growth despite an overall increase in purchased goods and materials.
sustainability_report p.8
In FY23 the Group mapped the nature impact of its sites and projects as part of broadening its sustainability accountability beyond carbon.
sustainability_report p.12
WTT calculations, which account for extraction, refinement and transportation of fuel, were newly included within Scope 3 Categories 3, 4, 6, 7, 9 and 13, improving data integrity but increasing reported emissions.
sustainability_report p.2
Launched a supply chain carbon awareness programme and partnered with the Supply Chain Sustainability School (holding board positions in UK and Australia) to build training, standardise emissions reporting, and reduce the burden on smaller suppliers, aiming to cut emissions from purchased goods and services which represent the largest share of Scope 3.
sustainability_report p.43
From 1 April 2023, Laing O'Rourke became the first UK contractor to mandate only low carbon concrete on new UK projects, delivering an estimated 28% reduction in embodied carbon from concrete versus FY22 usage; concrete is a significant driver of Scope 3 emissions.
sustainability_report p.9
Laing O'Rourke rebaselined its carbon accounting to FY23 (Apr 2022-Mar 2023) incorporating improved data capture and calculation methodologies, previously unavailable Middle East operations data, and Well-to-Tank (WTT) calculations covering extraction, refinement and transportation of fuel. WTT was added to Scope 3 Categories 3, 4, 6, 7, 9 & 13, resulting in an emissions increase versus the prior methodology.
sustainability_report p.2
FY23 saw externally verified emissions reports aligned with the GHG Protocol across the Group's full Scope 1, 2, and 3 footprint.
sustainability_report p.12
FY23 accident frequency rate restated from 0.12 to 0.13 to align data from Australia with UK RIDDOR classification, improving cross-jurisdiction comparability.
sustainability_report p.1
2022· 12 events
FY22: Laing O'Rourke became the first UK contractor with Level 3 Disability Confident Leader status and was recognised as Employer of Choice for Gender Equality in Australia.
sustainability_report p.12
CDP supplier engagement rating of A- achieved, placing the company in the 'Leadership' banding versus a construction sector and global average of C.
sustainability_report p.45
Introduced a progressive parental leave policy across both operating hubs in July 2022, attracting positive media attention and cross-industry acclaim.
sustainability_report p.14
In 2022 signed up to the Business in the Community Race at Work Charter, shaping the company's Ethnicity Action Plan and commitment to monitor ethnicity pay gap data.
sustainability_report p.37
Group now has data for Scopes 1, 2 and 3, verified to a limited level of assurance by an accredited third party for FY22 and FY23 - described as a significant step forward in data integrity.
sustainability_report p.43
FY21 and FY22 order book data restated from £7.9bn and £9.0bn respectively as both incorrectly included the value of work outstanding from a payroll services company.
sustainability_report p.5
Customer satisfaction data restated from 83.9% and 79.9% to correct errors in prior year calculations.
sustainability_report p.5
UK business became a founding member of the Climate Group's ConcreteZero initiative in 2022, working collaboratively towards a net zero concrete target before 2050.
sustainability_report p.43
UK social value commitment introduced in FY22: enrich the lives of two million people and create £2bn of social value by 2030.
sustainability_report p.12
As part of Scope 1 and 2 abatement, the Group introduced a UK mandate to replace diesel with HVO (hydrotreated vegetable oil) in heavy plant, alongside investment in a more sustainable fleet of plant and machinery, to cut direct operational emissions.
sustainability_report p.12
Remaining performance obligations/construction work in hand for the Europe Hub in FY22 restated down by £443.2m from £5,003.6m to £4,560.4m as it had incorrectly included revenue generated from a payroll services company which does not have future performance obligations.
sustainability_report p.111
CDP Climate Change score improved from B- to B for 2022, placing the company in the 'Management' band versus a sector average of C ('Awareness' band).
sustainability_report p.45
2021· 19 events
Through the IETF-funded 'Decarbonising Manufactured Concrete' project with the University of Cambridge and University of Sheffield AMRC, the firm is investigating low-carbon concrete, steel and aggregate materials and technologies across the full production process. The business also increased use of alternative cementitious materials to 39.35% of mix (2021), against a >30% business target, to reduce embodied carbon.
sustainability_report p.5
Target set in FY21 to achieve 50/50 gender parity across global staff by 2033.
sustainability_report p.12
Laing O'Rourke set targets in FY21 to be operationally net zero by 2030 (Scope 1 and 2) and fully net zero before 2050 (all scopes).
sustainability_report p.12
In 2021 parent company Laing O'Rourke released its Group Sustainability Strategy, committing Explore Manufacturing and the wider group to becoming a net zero company before 2050, with an interim operational net zero target of 2030.
sustainability_report p.3
Explore Manufacturing set a business target of reducing water consumption by 90% by 2024 against a 2020 baseline of 1166 (litre/production output t); 2021 achieved 936.39, a 20% reduction from baseline.
sustainability_report p.12
Business target set to reduce factory waste (kg/tonne) by 75% by 2024 against 2020 baseline of 165.02; 2021 achieved 143.14 (14% reduction). Company also began developing Environmental Product Declarations (EPDs) for five product lines, targeting publication in 2022 and generation of at least 3 generic EPDs.
sustainability_report p.7
ISO9001 (Quality), ISO14001 (Environmental), ISO45001 (Occupational Health & Safety) and ISO50001 (Energy) annual audits completed; BES6001 Responsible Sourcing certification achieved a 'Pass'; Chartered Status gained under the MPA British Precast Sustainability Charter; CARES and UKCA certification obtained.
sustainability_report p.6
Electricity purchased for the facility is now Renewable Energy Guarantees of Origin (REGO) certified, confirming 100% renewable-sourced electricity resulting in zero reported carbon emissions from electricity usage.
sustainability_report p.7
2021 sustainability performance data (energy, waste, water, carbon, KPIs) was third-party verified by CM Environmental in March 2022, indicating an external assurance process applied to the report's disclosures.
sustainability_report p.6
Explore Manufacturing (Centre of Excellence for Modern Construction) secured a grant from the UK Industrial Energy Transformation Fund (IETF), co-funding a consortium study with Laing O'Rourke, University of Cambridge and University of Sheffield AMRC investigating decarbonisation of precast concrete manufacturing, including low-carbon concrete, steel and aggregate materials. Outcomes expected Spring 2022.
sustainability_report p.5
As part of net zero deliverables, the business listed 'Understanding Scope 3 emissions' and 'Data capture' as forward-looking commitments, indicating Scope 3 measurement had not yet been fully established as of 2021.
sustainability_report p.4
Explore Manufacturing sources 100% of its purchased electricity under Renewable Energy Guarantees of Origin (REGO) certification, which the firm states results in zero carbon emissions attributed to its electricity usage. This is the primary renewables lever disclosed in the report; no on-site generation or PPAs are mentioned.
sustainability_report p.7
The firm holds BES6001 Responsible Sourcing certification (Pass) and reports that 85% of its supply chain is ISO14001/9001/45001 certified. It runs supplier engagement days (e.g. October 2021) and is developing Environmental Product Declarations (EPDs) using supply-chain EPD data via the One Click LCA tool, aiming to benchmark and reduce embodied carbon contributed by suppliers.
sustainability_report p.8
The company reduced factory waste intensity (kg/tonne) by 14% versus 2020 and diverted 99.28% of non-hazardous waste from landfill in 2021, against a 75% reduction and 99% landfill-diversion target by 2024. It also utilises materials between business units to avoid sending materials offsite as waste.
sustainability_report p.6
87% of aggregate materials delivered to site in 2021 were sourced within 40 miles of the facility, reducing upstream transport emissions. The firm also works with Explore Transport to maximise delivery capacity, utilise return journeys, and return transportation materials to the facility for reuse, reducing dependent (logistics/supply-chain) emissions.
sustainability_report p.6
The firm reduced energy intensity (kWh per tonne of production output) by 25% from 2020 to 2021 and installed electric vehicle charging points to support a shift of staff vehicles from diesel to electric/hybrid. A working group is also assessing transition of plant equipment from red diesel to Hydrotreated Vegetable Oil (HVO), viewed as a stepping stone toward full electrification of internal combustion equipment.
sustainability_report p.6
Business target set to develop a Biodiversity Action Plan for the site by 2024; as of 2021 this had not yet been developed (0 of 1 target).
sustainability_report p.12
As part of the Group Sustainability Strategy, the business set a target to achieve 50/50 gender balance among 5,500 global staff by 2033.
sustainability_report p.4
Management restated financial statements to correct a prior year error: FX translation reserve increased £29.3m and retained earnings decreased £29.3m to correctly recycle reserves for foreign operations disposed of prior to FY20.
sustainability_report p.85
2020· 13 events
For FY20 the Group changed from a 'bowed' profit recognition curve to straight-line profit recognition across all projects, increasing FY20 revenue by £17.5m with an offsetting reduction in contract liabilities, reflecting improved forecasting and more selective bidding.
sustainability_report p.49
The UK Company's annual carbon footprint continues to be certified to the CEMARS (Certified Emissions Measurement and Reduction Scheme) standard.
sustainability_report p.16
The Group's Energy Management System has been externally certified to ISO50001, supporting reduction of direct energy consumption and carbon emissions.
sustainability_report p.16
The Board supported ISO50001 certification of the Energy Management System, underpinned by a target to reduce energy consumption by 27% by 2023 from the 2016-17 energy baseline, to accelerate reduction of direct energy consumption and carbon emissions.
sustainability_report p.16
Continued management of environmental risks through implementation of the ISO14001-certified Environmental Management System across the Group.
sustainability_report p.16
The Board set an internal challenge to develop the approach to environmental sustainability beyond compliance, with a bold Group Sustainability Strategy to be finalised in the upcoming financial year addressing operations, supply chain and full building lifecycle impacts, including tools to measure embodied carbon footprint on projects.
sustainability_report p.16
On 4 December 2020 the Group concluded a corporate restructure of the Australia Hub, establishing Laing O'Rourke Australia Group Pty Limited as new immediate parent of Laing O'Rourke Australia Pty Limited, with no disposals, acquisitions or discontinued operations resulting.
sustainability_report p.36
The Group adopted IFRS 16 from 1 April 2019 using the modified retrospective approach, recognising right-of-use assets and lease liabilities of £104.5m on the balance sheet; comparatives not restated (continue under IAS 17).
sustainability_report p.46
Rowan Baker was appointed Group Chief Financial Officer on 22 September 2020, succeeding Stewart McIntyre who resigned the same date after six years as Group Finance Director.
sustainability_report p.3
Laing O'Rourke uses Design for Manufacture and Assembly (DfMA 70:60:30) and offsite manufacturing at its Centre of Excellence for Modern Construction to reduce embodied carbon and waste. The delivery of Liverpool Street Crossrail station as an offsite manufacturing solution generated savings of 30% in embodied carbon emissions and seven tonnes of wood waste compared to a similar in-situ project. Offsite manufacturing is central to the Group's efficiency and decarbonisation efforts across its own operations.
sustainability_report p.16
The Group continues to pursue innovations to reduce the carbon emissions of its concrete solutions, including collaboration on concrete mix innovations and its D-Frame pre-cast structural solution, recognised for practicability, carbon reduction and potential for deconstruction and re-use. Pre-cast products have been re-certified to the BES6001 standard for responsible sourcing.
sustainability_report p.16
Auditors and Directors flagged a material uncertainty related to going concern, dependent on completion of UK/Australian debt refinancing (facilities expiring 31 December 2021) and conversion of the order book amid Covid-19 and Brexit uncertainty.
sustainability_report p.37
Laing O'Rourke has developed and externally certified an ISO50001 Energy Management System, underpinned by a target to reduce energy consumption by 27% by 2023 from a 2016-17 baseline, to accelerate reduction of direct energy consumption and carbon emissions. The Group reported a 50% reduction in carbon emissions in 2018-19 versus its original 2010 baseline, and its UK carbon footprint is certified to the CEMARS standard.
sustainability_report p.16
2019· 3 events
On 9 December 2019 Laing O'Rourke Corporation Limited redomiciled from Cyprus to Jersey under Companies (Jersey) Law 1991, changing the applicable legal and reporting framework.
sustainability_report p.36
Following redomiciliation to Jersey, the Board appointed PricewaterhouseCoopers LLP (UK) to supersede the previous auditor PricewaterhouseCoopers Limited (Cyprus); assurance level for financial statements unchanged.
sustainability_report p.39
The year 2018-19 saw a 50% reduction in carbon emissions by reference to the Group's original 2010 baseline, reported within the FY20 Corporate Governance Statement as evidence of environmental progress.
sustainability_report p.16