Table 5.
Dietary effects of oxidized beta-carotene (OxBC) on sow colostrum and milk composition
| Diet | Control | OxBC | P-value1 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Parity | 0 | 1 | 2+ | 0 | 1 | 2+ | SEM | TRT | Parity | TRT × Parity | TRT × Room |
| Colostrum | |||||||||||
| Fat, % | 4.05 | 5.19 | 4.81 | 5.35 | 5.59 | 5.15 | 1.033 | 0.3577 | 0.7130 | 0.8132 | 0.9616 |
| Lactose, % | 2.54 | 3.38 | 3.56 | 3.45 | 3.62 | 3.45 | 1.194 | 0.6828 | 0.8365 | 0.8357 | 0.9062 |
| Total solids, % | 23.21 | 27.70 | 26.51 | 28.08 | 26.82 | 30.76 | 2.989 | 0.2011 | 0.3489 | 0.3415 | 0.9565 |
| True protein, % | 15.91 | 14.43 | 14.87 | 14.75 | 13.20 | 16.13 | 1.105 | 0.6347 | 0.0458 | 0.0966 | 0.8730 |
| Urea, % | 66.01 | 59.21 | 58.10 | 57.75 | 56.83 | 59.28 | 4.702 | 0.3498 | 0.5935 | 0.3676 | 0.5523 |
| Milk | |||||||||||
| Fat, % | 8.21 | 9.60 | 7.80 | 9.49 | 9.56 | 7.53 | 0.980 | 0.5892 | 0.0019 | 0.5421 | 0.8001 |
| Lactose, % | 5.33 | 5.31 | 5.46 | 5.10 | 5.34 | 5.38 | 0.186 | 0.4182 | 0.2435 | 0.6872 | 0.7789 |
| Total solids, % | 18.11 | 20.29 | 17.78 | 19.64 | 19.03 | 18.05 | 1.272 | 0.8195 | 0.0441 | 0.3589 | 0.2938 |
| True protein, % | 4.53 | 4.50 | 4.16 | 5.10 | 4.27 | 4.27 | 0.200 | 0.2153 | 0.0003 | 0.0463 | 0.0235 |
| Urea, % | 52.61 | 53.15 | 50.15 | 60.02 | 55.36 | 48.29 | 3.846 | 0.2757 | 0.0081 | 0.2021 | 0.9652 |
1TRT, dietary treatment; Room, farrowing room.