Effects of Progesterone (P4) and Estrogen (E2) on Fertilization Failure and Early Embryonic Mortality in Superovulated Cows

The study investigated the effects of progesterone (P4) and estrogen (E2) on fertilization failure and early embryonic mortality in superovulated cows. It was found that hormonal treatments influenced reproductive outcomes, with specific levels of P4 and E2 affecting the rates of fertilization and early embryonic development. The research provided insights into the hormonal regulation of fertility in cattle, which could have implications for improving reproductive efficiency in livestock management. However, the document did not specify the number of cows involved in the study, which is a critical factor in assessing the strength of the findings.