Key Category Analysis NH3
The tables below show detailed information on how the key categories for NH3 were calculated.
Level
| Source | Emissions in 2012 (Gg) | Proportion | NH3 |
|---|---|---|---|
| 4.B.1.a Cattle Dairy | 147.64 | 27.07% | 27.07% |
| 4.B.1.b Cattle Non-Dairy | 122.18 | 22.40% | 49.47% |
| 4.B.8 Swine | 105.03 | 19.26% | 68.73% |
| 4.D.1.a Synthetic N-fertilizers | 65.64 | 12.04% | 80.77% |
| 4.B.9.b Broilers | 18.52 | 3.40% | 84.16% |
| 4.B.9.a Laying Hens | 15.50 | 2.84% | 87.00% |
| 4.B.9.c Turkeys | 13.75 | 2.52% | 89.53% |
| 1.A.3.b.i Road Transport:, Passenger cars | 12.91 | 2.37% | 91.89% |
| 4.B.6 Horses | 8.84 | 1.62% | 93.51% |
| 4.D.2.c N-excretion on pasture range and paddock Unspecified | 8.36 | 1.53% | 85.05% |
Trend
| Source | Emissions in 1990 (Gg) | Emissions in 2012 (Gg) | Contribution to trend | NH3 |
|---|---|---|---|---|
| 4.B.1.b Cattle Non-Dairy | 202.50 | 122.18 | 32.46% | 32.46% |
| 4.B.1.a Cattle Dairy | 195.26 | 147.64 | 23.52% | 55.97% |
| 4.B.8 Swine | 140.11 | 105.03 | 17.11% | 73.09% |
| 4.D.1.a Synthetic N-fertilizers | 58.67 | 65.64 | 5.15% | 78.24% |
| 4.B.9.a Laying Hens | 24.31 | 15.50 | 3.68% | 81.92% |
| 4.B.9.b Broilers | 8.00 | 18.52 | 3.20% | 85.12% |
| 1.A.3.b.i Road Transport:, Passenger cars | 0.93 | 12.91 | 3.18% | 88.29% |
| 4.B.9.c Turkeys | 5.18 | 13.75 | 2.53% | 90.82% |
| 4.D.2.c N-excretion on pasture range and paddock Unspecified | 14.35 | 8.36 | 2.38% | 93.20% |
| 2.A.4 Soda Ash Production and use | 4.76 | 1.23 | 1.19% | 94.40% |
| 2.B.5.a Other chemical industry | 9.57 | 7.88 | 0.99% | 95.38% |
