Table 2 Implied emission
factor, kg CH4 per head per year |
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 |
1. Cattle |
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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 |
159.00 |
160.78 |
157.41 |
1b. Non-Dairy |
32.78 |
33.09 |
33.12 |
33.43 |
33.41 |
33.83 |
34.35 |
34.70 |
34.49 |
34.54 |
34.93 |
34.67 |
35.32 |
35.07 |
35.73 |
35.77 |
35.60 |
36.70 |
36.95 |
36.85 |
38.15 |
40.14 |
41.45 |
42.32 |
41.53 |
41.18 |
41.38 |
41.16 |
41.77 |
42.38 |
41.59 |
40.85 |
40.70 |
40.47 |
41.10 |
40.87 |
3. Sheep |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
6.71 |
4. Goats |
13.15 |
13.15 |
13.15 |
13.15 |
13.15 |
13.15 |
13.15 |
13.15 |
13.15 |
13.15 |
13.15 |
13.15 |
13.15 |
13.15 |
13.15 |
13.15 |
13.15 |
13.15 |
13.15 |
13.15 |
12.87 |
12.92 |
12.95 |
13.00 |
13.03 |
13.03 |
13.03 |
13.05 |
13.07 |
13.05 |
13.06 |
13.07 |
13.09 |
13.07 |
13.08 |
13.08 |
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 |
8. Swine |
1.05 |
1.08 |
1.08 |
1.09 |
1.09 |
1.09 |
1.10 |
1.11 |
1.08 |
1.11 |
1.09 |
1.12 |
1.10 |
1.11 |
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 |
1.09 |
1.09 |
1.08 |
1.06 |
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 |
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 |
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 |
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 |
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 |
NA = Not applicable |
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NO = Not occuring |
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Updated: |
01-03-2022 |
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