Table 2 Implied emission
factor, kg CH4 per head per year |
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Enteric Fermentation |
1985 |
1986 |
1987 |
1988 |
1989 |
1990 |
1991 |
1992 |
1993 |
1994 |
1995 |
1996 |
1997 |
1998 |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
2014 |
2015 |
2016 |
2017 |
2018 |
2019 |
2020 |
2021 |
2022 |
1. Cattle |
||||||||||||||||||||||||||||||||||||||
1a. Dairy |
126.84 |
126.81 |
126.79 |
127.52 |
127.61 |
127.73 |
129.69 |
130.52 |
132.45 |
134.00 |
132.97 |
133.04 |
131.95 |
132.83 |
131.62 |
129.85 |
132.48 |
134.55 |
137.56 |
139.87 |
141.98 |
143.20 |
144.36 |
144.32 |
147.74 |
147.62 |
146.01 |
146.68 |
147.81 |
153.76 |
154.35 |
155.98 |
159.17 |
159.01 |
160.79 |
157.45 |
161.89 |
161.00 |
1b. Non-Dairy |
31.22 |
31.52 |
31.53 |
31.79 |
31.76 |
32.13 |
32.76 |
33.26 |
33.21 |
33.44 |
34.00 |
33.74 |
34.37 |
34.11 |
34.75 |
34.79 |
34.63 |
35.71 |
35.89 |
35.82 |
37.08 |
39.02 |
40.32 |
41.29 |
40.65 |
40.43 |
40.74 |
40.64 |
41.38 |
42.10 |
41.46 |
40.84 |
40.81 |
40.70 |
41.47 |
41.36 |
41.29 |
41.00 |
3. Sheep |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
6.87 |
4. Goats |
14.46 |
14.46 |
14.46 |
14.46 |
14.46 |
14.46 |
14.46 |
14.46 |
14.46 |
14.46 |
14.46 |
14.46 |
14.46 |
14.46 |
14.46 |
14.46 |
14.46 |
14.46 |
14.46 |
14.46 |
14.16 |
14.21 |
14.25 |
14.30 |
14.33 |
14.33 |
14.34 |
14.36 |
14.37 |
14.36 |
14.36 |
14.38 |
14.40 |
14.38 |
14.39 |
14.39 |
14.39 |
14.39 |
6. Horses |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
21.81 |
24.30 |
24.30 |
24.30 |
8. Swine |
1.04 |
1.07 |
1.07 |
1.08 |
1.08 |
1.09 |
1.10 |
1.10 |
1.08 |
1.11 |
1.09 |
1.12 |
1.10 |
1.10 |
1.14 |
1.11 |
1.12 |
1.14 |
1.12 |
1.14 |
1.08 |
1.10 |
1.10 |
1.12 |
1.12 |
1.08 |
1.11 |
1.10 |
1.12 |
1.12 |
1.10 |
1.10 |
1.09 |
1.08 |
1.07 |
1.05 |
1.05 |
1.05 |
9. Poultry |
0.004 |
0.004 |
0.003 |
0.004 |
0.003 |
0.004 |
0.003 |
0.003 |
0.003 |
0.004 |
0.003 |
0.004 |
0.003 |
0.003 |
0.003 |
0.003 |
0.003 |
0.003 |
0.004 |
0.004 |
0.004 |
0.003 |
0.003 |
0.004 |
0.003 |
0.003 |
0.003 |
0.003 |
0.003 |
0.003 |
0.003 |
0.003 |
0.003 |
0.003 |
0.003 |
0.003 |
0.003 |
0.003 |
Fur farming |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
Deer |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
11.30 |
Ostrich |
NO |
NO |
NO |
NO |
NO |
NO |
NO |
NO |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
Pheasant |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
NA = Not applicable |
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NO = Not occuring |
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Updated: |
27-02-2024 |