Table 4.
Performances of cows in mid lactation given diets containing sugar beets substituted for corn and barley graina
| Feed beets, g/kg of Ration dry matter | |||||
|---|---|---|---|---|---|
| 0 | 80 | 160 | 240 | P - value | |
| Sugar, g/kg dry matter | 46 | 105 | 154 | 191 | |
| Dry matter intake, kg/d | 25.1 | 25.0 | 25.2 | 24.5 | 0.79 |
| Milk yield, kg/d | 26.6 | 26.0 | 26.4 | 26.4 | 0.83 |
| Fat, % | 4.64 | 4.66 | 4.72 | 4.72 | 0.95 |
| Protein, % | 3.54 | 3.44 | 3.47 | 3.44 | 0.59 |
| Energy corrected milk, kg/d | 30.1 | 30.4 | 31.1 | 31.2 | 0.73 |
| Energy corrected milk/dry matter intake | 1.25 | 1.23 | 1.25 | 1.28 | 0.69 |
aEvans et al. [50]