J Sainsbury sustainability score: 43/100

·Retail (non-fashion)·London, United Kingdom·Founded 1869·Last verified 3 October 2026
43
out of 100
Below expectationsPending Review+1 since last reviewStrong evidence· 16 src

J Sainsbury scores 43/100 (Below expectations) on SINK's independent climate assessment — scored from public data only, no company payment can change a number. Last verified October 2026.

That places J Sainsbury joint 285th of 809 companies scored, and joint 15th of 46 in Retail (non-fashion).

Sainsbury's has cut operational emissions 53% since 2018 and achieved 100% renewable electricity, but Scope 3 emissions—98% of total—are flat. Supply chain decarbonization is stalled despite SBTi targets. Plastic reduction fell short of 2025 goals. Nature commitments remain largely unverified.

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The calculation

How is J Sainsbury's SINK score calculated?

Same ten questions for every company. No private weighting.

SINK = (0.3 × Base + 0.7 × Performance) × Scale
Industry base impact
Retail (non-fashion) sector ceiling.
48 / 100
Performance score
Sum of the 10 rubric questions, scored 0–10 each.
68 / 100
Raw score
Weighted average before scale penalty.
(0.3 × 48) + (0.7 × 68) = 62.0
Scale penalty
Multiplier based on absolute emissions volume — physics-first.
× 0.7
Final score
Rounded. Below expectations.
43 / 100
The ten questions

What is J Sainsbury doing well, and where does it fall short?

Strongest on Carbon Footprint — Operations and Energy Source (8/10, 8/10). Weakest on Emissions Trajectory and Resource Use & Waste (4/10, 6/10).

Where the evidence comes from

What evidence is J Sainsbury's score based on?

16 sources used in this assessment. All publicly available. Each row shows which rubric questions it informed.

8 of 16 sources are third-party verified or public record.

[1]Self-reported
Sainsbury's Annual Report and Financial Statements 2025

“448,734 tCO2e of absolute greenhouse gas (GHG) emissions from our own operations — Down 2.2% year-on-year, Down 52.8% versus baseline”

2025
Q1Q2Q3Q8
View →
[2]Self-reported
Sainsbury's: Reducing Our Carbon Footprint — Scope 1 and 2 Emissions

“Absolute GHG emissions within our own operations (tCO2e): 2018/19 baseline 949,744; 2024/25 FY 448,734”

Ongoing
Q1Q3Q4
View →
[3]Self-reported
Sainsbury's: Reducing Our Carbon Footprint — Scope 3 Emissions

“Absolute Scope 3 GHG emissions (tCO2e): FY 2023/24 27,692,972; FY 2024/25 27,581,158”

Ongoing
Q2Q3
View →
[4]Public record
Grocery Gazette: Sainsbury's New Wind Farm (Pines Burn)

“The turbines are expected to produce around 92,000 megawatt hours (MWh) of electricity every year — approximately 8% of Sainsbury's annual energy usage”

2024
Q4
View →
[5]Self-reported
Sainsbury's Annual Report and Financial Statements 2024

“Soy sourced to an independent sustainability standard: 6% 2019; 43% [FY2022/23]; 88% [FY2023/24]; 100% 2025 target”

2024
Q5
View →
[6]Self-reported
Sainsbury's: Fresh Food and a Fresh Approach to Packaging

“Across food, we delivered a further 2,812 tonne reduction in plastic in 2024/25, an absolute reduction of 18.7 per cent since our baseline in 2018”

Ongoing
Q6
View →
[7]Public record
Circular Online: Sainsbury's Flexible Plastic Recycling System

“Sainsbury's is now using more new-to-planet renewable energy... the introduction of the new, market-leading recycling system by Sainsbury's”

Unknown
Q6
View →
[8]Self-reported
Sainsbury's: Water Stewardship

“Absolute water usage within our own operations (m³): 2018/19 baseline 3,224,000; 2024/25 FY 2,562,660 — water neutral [target] 2040/41”

Ongoing
Q7
View →
[9]Third-party verified
The Rivers Trust: Sainsbury's Partnership

“Sainsbury's have purchased the Replenish volumes associated with The Rivers Trust's Wyre Catchment Natural Flood Management Project”

Ongoing
Q7
View →
[10]Self-reported
Sainsbury's Accelerates Emission Reduction Commitments — SBTi Validation

“By 2030, the retailer has now committed to reducing its absolute scope 1 and 2 emissions by 68% and scope 3 emissions associated with energy, industry and transport by 50.4%”

2024
Q8
View →
[11]Public record
Edie: Sainsbury's Science-Based Emissions Targets for Net Zero

“Sainsbury's has set a bold 2030 target to cut Scope 1 and 2 emissions, approved by the Science-Based Targets initiative”

2024
Q8
View →
[12]Self-reported
WaterAid: Sainsbury's ESG Data and SASB Disclosure

“Sainsbury's 2024-25 Plan for Better Report Limited Assurance Report [covering Scope 1&2 and water data, verified by ERM CVS]”

Unknown
Q9
View →
[13]Third-party verified
CDP: Sainsbury's Awarded A-List — 10 Years Environmental Transparency

“Sainsbury's has been recognised for leadership in corporate transparency and performance on climate change by global environmental non-profit CDP, securing a place on its annual 'A List' for the 10th consecutive year”

2024
Q9
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[14]Third-party verified
InfluenceMap LobbyMap: Sainsbury's Climate Policy Engagement

“In 2021-23, Sainsbury's engaged positively with top-line messaging on climate policy. Its positions on climate policy were limited but appeared broadly positive.”

Unknown
Q10
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[15]Third-party verified
Foodrise: Milking False Promises — Meat and Dairy Greenwashing by UK Supermarkets

“Sainsbury's has no target for reducing its overall sales of meat and dairy, without which it cannot hope to meet its net zero target for all its emissions”

2023
Q10
View →
[16]Third-party verified
TNFD: Over 500 Organisations Committed to TNFD-Aligned Risk Management

“food retailers Morrisons and Sainsbury's [are among the new adopters of TNFD recommendations at COP16]”

2024
Q5
View →

If you believe a source has been misread or a newer version exists, submit a challenge.

J Sainsbury in context

How does J Sainsbury compare with other retail (non-fashion) companies?

Where J Sainsbury sits among retail (non-fashion) peers.

Among the 46 major retail (non-fashion) brands we've scored, J Sainsbury is tied =15th of 46, with 2 others.

=15/46
J Sainsbury's rank
38
Industry average
18
Industry low
52
Industry high
How this score has moved

Has J Sainsbury's score changed?

J Sainsbury's score has moved from 44 to 43 across 3 recorded reviews — down 1 point.

0255075100444 April 2026422 August 2026433 October 2026
  1. 42 → 43+13 October 2026

    Aggregator-citation sweep: broker citations replaced with the primary disclosures they mirror, re-scored through the guarded pipeline under pinned code 9196601.

  2. 44 → 42-22 August 2026

    Rescore 45→42 (promote-refresh, frozen base 48)

  3. Scored 444 April 2026

    Initial score at platform launch

What's being contested

Has J Sainsbury's score been challenged?

This score is not currently being contested.

Every challenge is published. We'd rather be corrected than wrong — that's the whole point.

No challenges submitted yet. If you have evidence that contradicts this score, you can challenge any question above — cite a public source and we'll review it.

About J Sainsbury

Sainsbury's is the UK's second-largest supermarket retailer by market share, operating over 1,400 stores across groceries, general merchandise, and clothing. Founded in 1869 and headquartered in London, it is a major food distributor with significant supply chain leverage across agriculture, dairy, and consumer goods.

Founded
1869
Headquarters
London, United Kingdom
Employees
~141,517
Annual revenue
~£32.8B
Company website ↗
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