BrewDog's website emits 2.65 g of CO2 per visit, 7.4× the worst passing grade.

That is 0.97 g above the cohort median of 1.68 g, and puts the site in the heaviest 25% of the 107 companies ranked this edition.

Grade F on the Sustainable Web Design scale. How grades A+ to F are set.

The numbers behind it

12 of 18in Food and drink

17.9 MBmedian page weight

6.6 tCO2 a year from the pages measured

30 pagesmeasured, covering 82% of traffic

Fgrade, unadjusted scale

Annual figures cover the 30 pages I measured and estimated organic search traffic only, so the real total is higher. Coverage is published so you can judge how representative the number is.

One visit ≈ a 10-watt LED bulb for 32 minutes. A year of estimated search visits to the pages measured ≈ driving a new car 68,400 km. What these numbers mean

Where this site sits in the cohort

Grade F

median 1.68 g

rank 1 · 0.49 grank 107 · 7.65 g

Grades A+ to E: up to 0.36 g. No company here.

A+up to 0.040 g0 companies
Aup to 0.079 g0 companies
Bup to 0.145 g0 companies
Cup to 0.209 g0 companies
Dup to 0.278 g0 companies
Eup to 0.359 g0 companies
Fabove 0.359 g107 companies

BrewDog is the dark bar. The band along the bottom is every passing grade, A+ to E.

Against the other food and drink companies

Quornrank 4 overall · lightest 25% 0.61 g

Carlsbergrank 11 overall · lightest 25% 0.81 g

Oatlyrank 23 overall · lightest 25% 1.08 g

Innocent Drinksrank 27 overall · lightest 25% 1.11 g

AB InBevrank 32 overall · lighter half 1.21 g

Coca-Colarank 38 overall · lighter half 1.33 g

Heinekenrank 40 overall · lighter half 1.34 g

Alprorank 41 overall · lighter half 1.35 g

Grupo Bimborank 61 overall · heavier half 1.78 g

Danone North Americarank 65 overall · heavier half 1.86 g

Tony's Chocolonelyrank 66 overall · heavier half 1.89 g

BrewDogrank 83 overall · heaviest 25% 2.65 g

Traditional Medicinalsrank 87 overall · heaviest 25% 2.87 g

Impossible Foodsrank 89 overall · heaviest 25% 2.96 g

Divine Chocolaterank 94 overall · heaviest 25% 3.42 g

Danone Japanrank 101 overall · heaviest 25% 4.28 g

Marsrank 105 overall · heaviest 25% 5.16 g

Beyond Meatrank 106 overall · heaviest 25% 6.21 g

Bars share one scale within the sector, lightest first. Food and drink companies I couldn't measure fairly are listed on the withheld page. See all food and drink companies.

Why this company is in the index

Listed because: Positive Planet GOLD certification for emissions reduction in 2024.

Claims: Eco-first brand

Inclusion is based on a company's own public claims, never on whether it is a client of mine. How this is measured.

Work at BrewDog? I can show you which pages carry the weight and what it would take to cut it.

Ask what drives this number · Tell me if this looks wrong

Cite this: The Green Blind Spot, 2026-Q3 edition, Baba SEO. https://greenblindspot.com/2026-q3/company/brewdog-com/