No. of does subjected to AI | 266 | 268 | 265 | 269 |
Conception rate (%) | 76.6 | 88.6 | 70.9 | 62.0 |
No. of kindling does | 186 | 213 | 123 | 121 |
Kindling rate (%) | 69.9 | 79.4 | 46.4 | 44.9 |
Total litter size at birth (n) | 8.59±0.24a | 8.72±0.13a | 8.07±0.27b | 8.01±0.39b |
Live litter size at birth (n) | 7.84±0.26ab | 8.01±0.26a | 7.75±0.32ab | 7.50±0.41b |
Litter weight at birth (g) | 625.4±14.0a | 623.4±11.0a | 617.4±18.3a | 622.5±28.0a |
Litter size at weaning (n) | 6.43±0.07ab | 6.77±0.08a | 6.19±0.07b | 6.01±0.10b |
Litter weight at weaning (kg) | 6.51±0.09ab | 7.43±0.07a | 5.92±0.11b | 5.54±0.17b |
Individual weight at weaning (g) | 1,013±6ab | 1,098±9a | 956±13b | 922±11b |
Preweaning mortality (%) | 17.98 | 15.48 | 20.12 | 19.86 |