Livestock Type

Methane Emission Factor

Nitrous Oxide Emission Factor

Gastrointestinal

Fermentation

Fecal Fermentation

Poultry

0

0.02

0.02

Rabbit

0.254

0.08

0.02

Pig

1.00

3.50

0.53

Cow

68.00

16.00

1.00

Cow/Buffalo

51.40

1.50

1.37

Horse

18.00

1.64

1.39

Donkey

10.00

0.90

1.39

Mule/Hinny

10.00

0.90

1.395

Goat

5.00

0.17

0.33

Sheep

5.00

0.15

0.33

Camel

46.00

1.92

1.39