Table 1.
Gestation length, delivery, feeding method, and weight from birth to weaning of the Brahman calves
| Group | Gestation length1 | Delivery | Method of feeding colostrum | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Eutocic | Dystocic | Direct | Indirect | Birth weight2 | W303 | W60 | W90 | W120 | W210 | ||
| IVP | 294 ± 6.6a* | 80% (64/80) | 20% (16/80) | 92.5% (74/80) | 7.5% (6/80) | 41 ± 5.8a | 75 ± 13.5a | 100 ± 14.4 | 130 ± 18.5 | 160 ± 21.4 | 221 ± 27.4 |
| AI | 287 ± 6.7b | 95% (19/20) | 5% (1/20) | 95.0% (19/20) | 5.0% (1/20) | 38 ± 4.7b | 67 ± 10.8b | 94 ± 18.1 | 124 ± 20.2 | 157 ± 23.4 | 215 ± 32.9 |
1 Mean gestation length (days)
2Mean birth weight (kg)
3Mean weight (kg) at 30 (W30), 60 (W60), 90 (W90), 120 (W120), and 210 (W210) days after delivery
*Different letters (a, b) indicate significant difference (P < 0.05) between IVP and AI groups