| Intake | Treatment1 | SEM | P-value | |
| O3 | C | |||
| DM, kg∙day−1 |
|
|
|
|
| Pasture | 5.6 | 3.4 | 0.70 | 0.06 |
| Concentrate | 3.9 | 5.9 | 0.07 | <0.01 |
| PMR | 13.1 | 12.8 | 0.11 | 0.08 |
| Total | 22.7 | 22. | 0.80 | 0.61 |
| ME2, Mcal∙day−1 |
|
|
|
|
| Pasture | 14.6 | 9.3 | 1.72 | 0.06 |
| Concentrate | 13.7 | 18.0 | 0.23 | <0.01 |
| PMR | 34.3 | 33.4 | 0.30 | 0.08 |
| Total | 62.6 | 60.8 | 1.98 | 0.44 |