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Joint analysis of variance for CH4 and CO2 of heifers of the two farms *.
| Trait | ddl | CH4 | CO2 | ||
|---|---|---|---|---|---|
| Effect | F Value | Pr > F | F Value | Pr > F | |
| Farm | 1 | 1.8 | 0.19 | 1.5 | 0.23 |
| Contemporary Group*Farm | 24 | 19.6 | <0.001 | 22.2 | <0.001 |
| MBW | 1 | 108.0 | <0.001 | 196.7 | <0.001 |
| ADG | 1 | 10.8 | 0.001 | 9.6 | 0.002 |
| DMI | 1 | 1.2 | 0.28 | 0.5 | 0.48 |
| MBW*Farm | 1 | 0.6 | 0.44 | 1.9 | 0.16 |
| ADG*Farm | 1 | 0.4 | 0.52 | 1.7 | 0.19 |
| DMI*Farm | 1 | 0.3 | 0.56 | 0.1 | 0.75 |
* model: CH4 = Farm + CG*Farm + γ1MBW + γ2ADG + γ3DMI + γ4MBW*Farm + γ5ADG*Farm + γ6DMI*Farm + error.
