To increases lactation/milk yield, cow is given

To increase the milk yield , Indian cows are cross-breed with European breeds which are

Lactation in sterile cow is induced by

Lactation in sterile cows is induced by

Lactation in sterile cows is induced by

Lactation in sterile cows is induced by

Lactation in sterile cows is induced by

Which of the following countries is lowest in milk yield cow ?

Assertion : Cattle breeds can be improved by super ovulation and embryo transplantation. Reason : Superovolutation in high milk-yielding cows is induced by hormonal injection.