Properly managing donors and recipients will make for a successful embryo transfer program.
Heather Smith Thomas
In today’s cattle industry, there are more and more purebred breeders using embryo transfer (ET) in their herds. ET has been a part of bovine reproduction options now for more than 50 years. An embryologist at Colorado Genetics Inc. in Loveland, Colo., Darrel DeGrofft, DVM, says the first ET calf was born in 1951.