Table 1.
Dry matter intake, BW, and age of lambs according to the lactation feeding system and the inclusion of quebracho in the fattening concentrate
| Lactation1 | Concentrate2 | |||||
|---|---|---|---|---|---|---|
| Item | Alfalfa | Sainfoin | Indoor | Control | QUE | RMSE3 |
| DMI, g concentrate/d | ||||||
| Lactation period | 30.5 | 33.9 | 102.9 | – | – | 17.10 |
| Fattening period | 818 | 840 | 845 | 900 | 768 | 99.10 |
| BW, kg | ||||||
| At birth | 3.9 | 4.1 | 3.9 | 0.84 | ||
| At weaning | 14.6 | 15.7 | 15.4 | – | – | 2.73 |
| At slaughter | 22.9 | 23.5 | 22.9 | 23.4 | 22.9 | 1.07 |
| Age, d | ||||||
| At weaning | 42 | 41 | 43 | – | – | 4.20 |
| At slaughter | 70 | 69 | 70 | 68 | 71 | 9.66 |
1
Indoor = ewes fed a total mixed ration; Alfalfa = grazing on alfalfa; Sainfoin = grazing on sainfoin.
2
Control = commercial concentrate; QUE = commercial concentrate with 5% quebracho.
3
RMSE = root mean square error.