NO3_lag Kg NO3-N leached / kg N stored in unlined lagoon 0.2 0.1 0.4 (Prapaspongsa et al., 2010) N2O_vol_NO3 Kg N2O-N formed / kg NO3 leached 0.0075 (IPCC, 2006) K_replace_rate Replacement rate of inorganic K by K in manure 1 0.9 1 (Nguyen et al., 2011) N_replace_rate Replacement rate of inorganic N by N in manure 0.75 0.5 1 (Nguyen et al., 2011) P_replace_rate Replacement rate of inorganic P by P in manure 0.9 0.8 1 (Nguyen et al., 2011) T_summer Average temperature 6 months summer (C) 13.55 11.55 15.55 (Weatherbase, 2014) TAN Total Ammomiacal Nitrogen fraction of manure N 0.7 0.62 0.79 (Sheppard et al., 2010b) Ym_Sows % gross energy in feed converted to enteric methane sows 0.01 0 0.02 (Jørgensen et al., 2011)) Ym_Growers % gross energy in feed converted to enteric methane growers 0.0039 0.00312 0.00468 (Jørgensen et al., 2011)) Appendix D – Mean values and uncertainty ranges of model parameters for Eastern Canada Table D1 The mean values and uncertainty ranges of the model parameters for Eastern Canada. In the case of normally and lognormally distributed parameters the max and min values shown here represent the upper and lower 95% confidence intervals of their distribution Parameters Name Definitions Distribution lower upper Sources1 FCR_GF_E Feed conversion Ratio Grower/Finisher 2.74 Triangle 2.5 3.09 (Mackenzie et al., 2015)
Sow_Cull_E Sows culled per annum (decimal) 0.361 Triangle 0.22 0.58 (Mackenzie et al., 2015) Start_Nurs_E Start weight nursery (kg live weight) 6.32 Triangle 5.5 7.3 (Mackenzie et al., 2015) Weaned_litter_E Average size of weaned litter 11 Triangle 9.7 11.6 (Mackenzie et al., 2015) Piglet_mortality_E Post birth mortality (decimal) 0.125 Triangle 0.062 0.192 (Mackenzie et al., 2015) Nurs_end_E End weight nursery (kg live weight) 27.4 Triangle 21 34 (Mackenzie et al., 2015) Canola_Yield Kg/hectare Canola 1900 Normal 1600 2200 2014) Corn_Yield Kg/hectare Corn 9000 Normal 8000 10000 2014) Wheat_Yield Kg/hectare wheat 2800 Normal 2200 3400 2014) Soybean_yield Kg/hectare soy 3200 Normal 2600 3800 2014) Bo Maximum m3 CH4 per kg VS excreted 0.48 Normal 0.43 0.53 (IPCC, 2006) EF_NH3_E Kg NH3-N emitted/kg TAN excreted housing 0.297 Normal 0.247 0.347 (Sheppard et al., 2010b) EF_NOx_H Kg NOx-N emitted / kg N excreted 0.002 Normal 0.0015 0.0025 (Nguyen et al., 2011) EF_NOx_S Kg NOx-N emitted / kg N stored 0.005 Normal 0.004 0.006 (Nguyen et al., 2011) Canada,
EFm_NO3_app_e Kg NH3-N leached / kg N applied to land manure 0.2 Undefined 0.05 0.3 (IPCC, 2006; Rochette et al., 2008) EFm_NOX_app_E Kg NOx-N leached / kg N applied to land manure 0.001 Normal 0 0.002 (Nguyen et al., 2011) EFm_PO4_app_e Kg PO4-P emitted / kg P applied to land manure 0.02 Undefined 0 0.04 (Nguyen et al., 2011) EFs_N2O_app_E Kg N2O-N emitted / kg N applied to land inorganic fertilizer 0.017 Normal 0.0111 0.0229 (Bouwman et al., 2002; Rochette et al., 2008) EFs_NH3_app_E Kg NH3-N emitted / kg N applied to land inorganic fertilizer 0.079 Triangle 0.065 0.09 (Sheppard et al., 2010a) EFs_NO3_app_e Kg NO3-N emitted / kg N applied to land inorganic fertilizer 0.2 Undefined 0.05 0.3 (IPCC, 2006; Rochette et al., 2008) EFs_NOX_app_E Kg NOx-N emitted / kg N applied to land inorganic fertilizer 0.007 Normal 0 0.014 (Nguyen et al., 2011) EFs_PO4_app_e Kg PO4-P emitted / kg P applied to land inorganic fertilizer 0.02 Undefined 0 0.04 (Nguyen et al., 2011) MCF_ALE Methane Conversion Factor Anaerobic 0.44 Normal 0.24 0.64 (Liu et al., 2013)