Efficacy of intravaginal progesterone sponge in estrus induction and fertility rate in indigenous kangayam cows under field conditions

The effectiveness of progesterone sponges to treat the anestrus animals and to synchronisation was reported in several previous study using different breeds of cattle and buffalo. The present study was carried out to assess estrus induction potential and conception rate in indigenous Kangayam cows inserted with progesterone impregnated intravaginal sponge.