Eggs vs Pork: carbon footprint
Eggs4.67kg CO₂e / kg
vs
Pork12.31kg CO₂e / kg
Eggs or Pork? Here's what each one costs the climate, measured per kilo over its whole life.
Eggs runs about 4.67 kg CO₂e a kilo. Pork runs 12.31.
Pork is the heavier choice, about 2.6× Eggs.
Swap Pork for Eggs and you cut about 7.64 kg a kilo, near 62% off.
Per kilo, that gap is a 45 km drive in a diesel car.
Eggs: Middling. Hens eat feed, but there's no methane belch, so eggs sit well below beef.
Pork: Cows and sheep burp methane and need a lot of land and feed, which is why red meat towers over everything else here.
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.