First gestational cycle | Second gestational cycle | |||
---|---|---|---|---|
V (n = 94) | NV (n = 97) | V (n = 75) | NV (n = 75) | |
Interval between expected and real farrowing date (days) | 0.45 ± 2.07a | 0.73 ± 1.36a | 0.72 ± 1.57a | 1.00 ± 1.33a |
Live-born*/litter | 14.34 ± 3.24a | 13.61 ± 3.12a | 15.42 ± 3.43a | 14.16 ± 3.45b |
Crushed/litter | 0.53 ± 0.84a | 0.43 ± 0.66a | 0.95 ± 1.16a | 0.73 ± 1.13a |
Mummified/litter | 0.35 ± 0.62a | 0.44 ± 0.87a | 0.38 ± 0.70a | 0.47 ± 0.74a |
Stillborn/litter | 1.45 ± 1.72a | 0.88 ± 1.36b | 0.88 ± 1.05a | 1.24 ± 1.35a |
Weaned/litter | 12.35 ± 2.89a | 12.06 ± 2.71a | 12.82 ± 2.75a | 12.01 ± 3.31a |
Vitality index (%)**-U | ||||
○ 1 (positive score) | 91.91a | 79.87b | 97.14a | 89.35a |
Vitality index (%)**-NCC | ||||
○ ≥ 1 (positive score) | 23.40a | 10.69b | 22.86a | 10.19b |
Weaning to fertile mating interval (days) | 4.51 ± 2.53a | 4.49 ± 2.67a | NA | NA |
Abortion (%) | 0a | 1.0a | 1.3a | 0a |