Table 8.
Daily methane (CH4) emission of Murciano-Granadina goats (n = 10) during late-lactation according to the type of diet
| Diet2 | ||||
|---|---|---|---|---|
| Item1 | CON | POS | SEM | P-value |
| CH4, g | 29.9 | 28.2 | 0.65 | 0.172 |
| CH4/CO2 in breath | 0.08 | 0.07 | 0.002 | 0.155 |
| Ym, % | 5.1 | 4.7 | 0.11 | 0.059 |
| CH4/DMI, g/kg | 15.3 | 14.2 | 0.33 | 0.105 |
| CH4/OMI, g/kg | 17.2 | 15.9 | 0.37 | 0.097 |
| CH4/NDFI, g/kg | 42.5 | 37.8 | 1.22 | 0.049 |
| CH4/fat in milk, g/kg | 235 | 189 | 9.7 | 0.008 |
| CH4/protein in milk, g/kg | 430 | 333 | 13.4 | 0.042 |
| CH4/cheese extract, g/kg | 152 | 121 | 5.5 | 0.012 |
| CH4/milk, g/kg | 14.3 | 11.3 | 0.54 | 0.001 |
1Ym, methane conversion factor (energy in methane/gross energy intake); DMI, dry matter intake; OMI, organic matter intake; NDFI, neutral detergent fiber intake.
2CON, control; POS, postbiotic.