Mitchells & Butlers sustainability score: 35/100
Better than 56% of Food Service / Restaurants
Making progress starts at 46. The highest score on SINK is 71.
Mitchells & Butlers is a UK-listed hospitality operator running over 1,700 pubs, bars and restaurants across the UK and Ireland. Its roots go back to 1898; the current plc was incorporated in 2002, demerged from Six Continents in 2003 and is headquartered in Birmingham.
More about Mitchells & Butlers
The group operates across premium, community and branded chains, generating revenue from food, drink and accommodation. A major employer in the UK leisure sector.
Founded 2002Head office United KingdomStaff ~45,000Revenue ~£2.6BWebsite ↗
Mitchells & Butlers reports carbon and waste metrics but lacks third-party verification and detailed disclosure on water, nature, and supply-chain emissions. Scope 3 reduction lags climate targets. Kitchen electrification covers only a small fraction of gas-fired sites. Water impact remains entirely unreported.
Mitchells & Butlers scores 35/100 (Below expectations) on SINK's independent climate assessment, scored from public data only. Scores are free. Nobody can pay to change a score, speed it up or hide it. Last verified October 2026.
That places Mitchells & Butlers joint 572nd of 1,023 companies scored, and joint 22nd of 53 in Food Service / Restaurants.
What is Mitchells & Butlers doing well, and where does it fall short?
Strongest on Controversies & Red Flags and Targets & Commitments (8/10, 7/10). Weakest on Water Impact and Nature & Biodiversity Impact (1/10, 3/10).
Where Mitchells & Butlers lost points
For each question that lost points, the evidence our public rubric looks for that we didn't find.
What would raise this score
- Its effect on waterPublish figures for its water use.
- Its effect on natureAssess its effect on nature and publish a basic environmental policy.
- How it uses materials and handles wasteReport measurable waste or recycling targets publicly.
Every question that lost points
- Emissions from its own operations6/10Its own emissions aren't independently verified or tracked over several years.
- Emissions from its supply chain6/10Its Scope 3 emissions aren't fully verified or falling year on year.
- Whether its emissions are falling6/10No consistent fall over several years across its operations and supply chain.
- How clean its energy is6/10Less than 90% of its energy shown to be renewable.
- Its effect on nature3/10No assessment of its effect on nature, and no basic environmental policy.
- How it uses materials and handles waste5/10No measurable waste or recycling targets reported publicly.
- Its effect on water1/10No figures for its water use.
- Its climate targets7/10Its targets aren't validated by the Science Based Targets initiative.
- How openly it reports5/10No dedicated sustainability role, board oversight or public report.
A score changes when the evidence does. We use new published evidence at the next rescore. Anyone can send us new evidence, free. How to send it.
How is Mitchells & Butlers's SINK score calculated?
Same ten questions for every company. No private weighting.
SINK = (0.3 × Base + 0.7 × Performance) × ScaleHas Mitchells & Butlers's score changed?
Mitchells & Butlers's score has been reviewed 3 times and currently stands where it started, at 35.
- 35 → 357 November 2026
Correction, 7 November 2026: removed a related-company note naming a customer, supplier or partner without a source. Score unchanged.
- 35 → 3513 October 2026
Bio correction, score unchanged. Founded-year rule (year the current company was created): founded null -> 2002, Companies House 04551498 MITCHELLS & BUTLERS PLC date_of_creation 2002-10-02 (https://find-and-update.company-information.service.gov.uk/company/04551498); description now says its roots go back to 1898, incorporated 2002, demerged 2003. 2002 chosen over the 2003 demerger by owner ruling 2026-10-13.
- Scored 3512 October 2026
Initial public score 35 (publish-draft)
What evidence is Mitchells & Butlers's score based on?
8 sources used in this assessment. All publicly available. Each row shows which of the ten questions it informed.
38% of them were published by Mitchells & Butlers itself; the rest come from independent sources.
“Scope 1 tCO2e: 84,892”
“food we sell is the largest contributor to our greenhouse gas footprint”
“supplier-specific data from key providers across proteins and beverages”
“customer travel accounted for the greatest amount of total scope 3 emissions – 37%”
“has electrified 74 kitchens and removed gas in five sites”
“our Net Zero plan was recently validated by the Science Based Target initiatives”
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How does Mitchells & Butlers compare with other food service / restaurants companies?
Where Mitchells & Butlers sits among food service / restaurants peers.
Among the 53 major food service / restaurants brands we've scored, Mitchells & Butlers is tied =22nd of 53, with 2 others.
Who scores higher in Food Service / Restaurants?
The 3 companies in the sector scoring nearest above Mitchells & Butlers.
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