British Gas

◌ Pending Review

🔥 Energy Supply / UtilitiesGBSignificant gaps

~20,000 employees~£26.5B revenue39130.0Mt CO₂e totalRanked #232 of 323Website ↗

British Gas is a energy supply / utilities company headquartered in GB with total reported emissions of 39130.0Mt CO₂e per year. Based on our 10-question rubric, British Gas scores 30/100 — rated as showing significant gaps in its sustainability performance.

SINK Score Breakdown

How we calculated British Gas's score using our formula: (0.3 × Base + 0.7 × Performance) × Scale Penalty

Base Impact

Energy Supply / Utilities industry ceiling

Performance

37/100

10 questions scored below

Scale Penalty

0.7x

emissions volume multiplier

SINK Score

(0.3 × 55 + 0.7 × 37) × 0.7 = 30

Emissions Breakdown

Scope 1

17.3Mt

Direct emissions

Scope 2

8Kt

Energy (purchased)

Scope 3

21860.5Mt

Value chain

Total

39130.0Mt

CO₂e per year

10-Question Rubric Breakdown

Click any question to see the reasoning, sources and community challenges.

7/10

Carbon Footprint — Operations

5/10

Carbon Footprint — Supply Chain

3/10

Emissions Trajectory

4/10

Energy Source

1/10

Nature & Biodiversity Impact

2/10

Resource Use & Waste

2/10

Water Impact

3/10

Targets & Commitments

6/10

Transparency & Accountability

Q10

4/10

Controversies & Red Flags

Community Verification

0 verifications · 0 challenges · Scored using SINK editorial review

Last scored: 5 Apr 2026

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