Table 1 Statistics of embryonic production after multiple ovulation of ewes (Mean ± S.D.)
Estrus mode | CIDR induced estrus | Spontaneous estrus |
|---|---|---|
Dnonr number | 65 | 21 |
Total embryos | 975 | 406 |
Average total embryos | 15.0 ± 8.1 | 19.3 ± 10.2 |
Total viable embryos | 608 | 327 |
Average viable embryos | 9.4 ± 8.6 | 15.6 ± 9.4 |
High embryonic yield donor number (embryonic yield ≥ 20) | 15 (23.08%) | 7 (33.33%) |
Average total embryos of high yield | 26.3 ± 6.4 | 30.1 ± 9.1 |
Average viable embryos of high yield | 17.0 ± 11.1 | 23.9 ± 10.4 |
Low embryonic yield donor number (embryonic yield ≤ 14) | 35 (53.85%) | 7 (33.33%) |
Average total embryos of low yield | 9.4 ± 3.7 | 10.7 ± 4.3 |
Average viable embryos of low yield | 5.8 ± 5.1 | 8.3 ± 5.6 |