Greggs reports Scope 1 (37,708 tCO₂e) and Scope 2 market-based (4,002 tCO₂e) for FY2024 following GHG Protocol methodology. ISO 14001:2015 certified with Carbon Trust Route to Net Zero Standard. Emissions tracked multi-year with granular breakdown. No third-party limited assurance statement on figures found.

Greggs acknowledges Scope 3 represents 90% of total emissions, with 75% from ingredients and packaging, meat/dairy alone at 50%. Carbon Trust modelled Scope 3 in 2021, remodelled 2023. Supplier engagement programme collecting carbon intensity data from key suppliers across beef, pork, dairy, cereal, coffee. Category-level Scope 3 data not publicly disclosed for 2023.

Absolute operational emissions (Scope 1+2 location-based) plateaued at ~95,945 tCO₂e in 2024, up 0.84% on 2023. Scope 1 fell 5.33% year-on-year and 2.48% since 2019. Company expanded from ~2,050 to 2,600+ shops since 2019, 225 new shops in 2024 alone. SBTi target of 46.2% absolute reduction by 2030 remains a significant gap.

Greggs sources 100% green electricity for directly controlled sites and 60% green gas across operations. Solar installed on nine manufacturing and distribution sites. Fleet partly converted to HVO biofuel; Enfield depot covered 2+ million miles on HVO. Overall 63.1% green electricity plus 7% green gas plus 2.5% HVO. 100% renewable goal by 2025 not yet achieved.

Greggs participates in CDP Forests disclosure and mapped soy in animal feed. Palm oil RSPO certified as Identity Preserved. Paper/cardboard packaging FSC/PEFC certified. Regenerative wheat pilot introduced. No TNFD disclosure, no quantified nature footprint, no formal deforestation-free commitment with third-party verification.

Manufacturing waste reduced to 0.2% of sales. 45% of unsold food redistributed (up from 12% in 2018). 98.3% own-brand packaging recyclable. 25% packaging weight reduction target versus 2019. 1,000+ shops use Too Good To Go. 38 Outlet shops sell surplus food. rPET lids with 30% recycled content launched. Reusable plastic trays in supply chain.

Greggs acknowledges water reduction as focus area through Eco-Shop programme featuring cistern-less toilets, air-assisted toilets, water reduction technologies. 27% of shops feature Eco-Shop elements. No quantified water footprint published, no water consumption data disclosed, no specific reduction targets set.

Greggs holds SBTi-validated near-term targets: 46.2% absolute reduction in Scope 1&2 by 2030 from 2019 baseline; 46.2% absolute reduction in Scope 3 from purchased goods by 2030. Net zero goal 2040, ahead of UK 2050 target. Absolute, not intensity-based. No SBTi net-zero validation yet. Gap between current trajectory and 2030 target is significant.

Greggs publishes annual Greggs Pledge sustainability reports, standalone TCFD report, CDP Climate and Forests disclosures, first-time SASB reporting. ISO 14001:2015 certified. Carbon Trust Route to Net Zero Standard held. Net Zero Taskforce and Steering Group established. Board oversight documented. No evidence of sustainability-linked executive compensation.

No greenwashing lawsuits, regulatory fines, or credible NGO criticism targeting Greggs on environmental matters. No InfluenceMap profile. No anti-climate lobbying or obstructive trade association membership documented. Company uses 'carbon neutrality' language which may face scrutiny under evolving UK/EU greenwashing rules, but no action taken.