Table 1.
Ingredients and chemical composition of concentrate, hay, milk replacer with 6.7% and without galacto-oligosaccharides during the experimental period (DM basis).
| Item | Concentrate | Hay | Milk replacer |
|
|---|---|---|---|---|
| A1 | B2 | |||
| Ingredient, % | ||||
| Soybean meal | 30.5 | |||
| Oat | 30 | |||
| Barley | 18 | |||
| Wheat | 17 | |||
| Soybean oil | 1.5 | |||
| Mineral premix3 | 2 | |||
| Lime | 1 | |||
| Skimmed milk powder | 37.8 | 37.8 | ||
| Sweet whey powder | 26 | 21.3 | ||
| Galacto-oligosaccharides | 6.7 | – | ||
| Whey powder, partly desugared | 15.3 | 19.5 | ||
| Soybean protein | 1 | 1 | ||
| Wheat protein | 1.5 | 1.5 | ||
| Pre-gelatinized wheat starch | 0.9 | 0.9 | ||
| Plant oil | 15.4 | 13.8 | ||
| Mineral premix3 | 2.1 | 4.2 | ||
| Chemical analysis | ||||
| Dry matter, g/kg | 880 | 880 | 970 | 970 |
| Nutrient, g/kg of DM | ||||
| Crude ash | 62 | 62 | 90 | 87 |
| Crude protein | 226 | 82 | 230 | 233 |
| Ether extract | 45 | 12 | 168 | 167 |
| Crude fiber | 75 | 354 | – | – |
| NDFOM | 238 | 703 | – | – |
| ADFOM | 92 | 389 | – | – |
NDFOM = neutral detergent fibre expressed exclusive of residual ash; ADFOM = acid detergent fibre expressed exclusive of residual ash.
1
Milk replacer with 6.7% galacto-oligosaccharides.
2
Milk replacer without galacto-oligosaccharides.
3
Ingredients per kg mineral feed: 160 g Ca, 80 g P, 100 g Na, 30 g Mg, 1,000 mg Fe, 800 mg Cu, 6,000 mg Zn, 50 mg I, 50 mg Se, 30 mg Co, 800,000 IU vitamin A, 80,000 IU vitamin D3, 1,000 mg vitamin E.