Target Corporation scores 2 points higher than Walmart on SINK's sustainability index.
Target Corporation is more sustainable according to SINK's open sustainability index, scoring 32/100 vs Walmart's 30/100, a difference of 2 points.
Walmart scores 30/100 on the SINK sustainability index (Significant gaps). Walmart's Scope 1 and 2 emissions fell 7.5% in FY2026 but it missed its SBTi-approved 35% cut; Scope 3, about 98% of its footprint, rose about 3% to an estimated 635 Mt. It missed its packaging and waste-diversion goals, paid a $3M FTC penalty in 2022 over false 'bamboo' product claims, and belongs to trade groups that oppose climate policy.
Target Corporation scores 32/100 on the SINK sustainability index (Below expectations). Target cut market-based Scope 1 and 2 emissions 67.9% from 2017, mostly through renewable electricity certificates, but Scope 3 fell only from 59.6 to 55.7 Mt and its assurance covers only business air travel. In 2026 it moved its net-zero date from 2040 to 2050 and its Scope 3 goal to 2035, missed its packaging goals, and belongs to trade groups that oppose climate policy.
Both companies are rated on the same 10-question SINK rubric: Scope 1/2/3 carbon footprint, energy source, nature and biodiversity, resource use, water, emissions trajectory, science-based targets, transparency, and controversies. Scores are 0–100, based on public data, and fully reproducible.
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