Table 5. Carbon dioxide equivalent (CO₂-eq) emissions and methane from Hanwoo (domestic breed) steer in South Korea

Functional unit	Emissions
Greenhouse gas emissions (per kg of live Hanwoo steer weight)
Calf (adopted)	0.026 kg CO2-eq
Input materials1)	0.259 kg CO2-eq
Output materials2)	16.266 kg CO2-eq
Total	16.551 kg CO2-eq
Methane gas emissions
A steer per day	0.198 kg CH4
A steer over 24 months3) (1 year)	144.185kg CH4 (72.093 kg CH4)

Input materials were included feed, utilities, fuel and water uses.
Output materials were included manure and enteric fermentation of animal.
From 6-month-old calf to 30-months-old steer at the farm stage.