From: Enteric methane emission factors of smallholder dairy farming systems across intensification gradients in the central highlands of Ethiopia
Farming system
Adult female
Adult male
Growing female
Growing male
Calf ≤ 1r
Fattening
Urban
199.21
82.60
93.72
99.47
77.70
NA
Peri-urban
190.21
118.56
97.62
102.12
78.39
Rural
92.09
98.51
82.76
90.45
71.15
100.86