|  | Progesterone value (ng/ml) |  |  |  | ||
---|---|---|---|---|---|---|---|
 | N°cows | T0 | T4 | T8 | Pregnant (%) | Not Pregnant (%) | Delivery (%) |
Control | 30 | 0.40 ± 0.21a | 2.63 ± 0.96a | 7.75 ± 2.21a | 10 (33.33)a | 20 (66.67)a | 10 (100) |
Treated | 30 | 0.40 ± 0.17a | 3.12 ± 0.85a | 8.33 ± 2.14a | 21 (70.00)b | 9 (30.00)b | 21 (100) |