Milk vs Farmed shrimp: carbon footprint
Milk or Farmed shrimp? Here's what each one costs the climate, measured per kilo over its whole life.
Milk runs about 3.15 kg CO₂e a kilo. Farmed shrimp runs 26.87.
Farmed shrimp is the heavier choice, about 8.5× Milk.
Swap Farmed shrimp for Milk and you cut about 23.72 kg a kilo, near 88% off.
Per kilo, that gap is a 139 km drive in a diesel car.
Milk: Same cows, same methane. Milk and cheese carry it in every glass and slice.
Farmed shrimp: Farmed fish and shrimp pay for feed, energy to run the ponds, and sometimes cleared mangroves.
Per-kilo numbers skip portion size and how the food was farmed, so take them as the shape of things, not the last word.
More match-ups
Figures from OWID / Poore & Nemecek 2018, licensed CC-BY 4.0.
How we get these numbers: Methodology.