Table 9.
Ration composition of the experimental diet
| Item | Low Concentrate | High Concentrate |
|---|---|---|
| Forage:Concentrate | 68:32 | 39:61 |
| Grass/clover silage (g/kg DM) | 684 | 391 |
| Barley (g/kg DM) | 189 | 377 |
| Rapeseed cake (g/kg DM) | 25.7 | 51.4 |
| Soybean meal (g/kg DM) | 85.7 | 171 |
| Urea (g/kg DM) | 4.7 | 2.7 |
| Mineral premix (g/kg DM) | 9.3 | 5.3 |
| Vitamin premix(g/kg DM) | 2.1 | 1.2 |
| Gross energy (MJ/kg DM) | 18.7 | 19.2 |
| DM (g/kg) | 513 | 620 |
| Ash (g/kg DM) | 72.0 | 57.3 |
| Crude protein (g/kg DM) | 170 | 204 |
| Crude fat (g/kg DM) | 31.8 | 33.6 |
| Starch (g/kg DM) | 105 | 218 |
| Crude fiber (g/kg DM) | 179 | 127 |
| NDF (g/kg DM) | 335 | 271 |
| iNDF (g/kg DM) | 45.3 | 41.8 |
DM = Dry Matter; NDF = Neutral Detergent Fiber; iNDF = indigestible Neutral Detergent Fiber