Superovulation and embryo transfer form a cornerstone of modern cattle breeding, enabling rapid dissemination of superior genetics by inducing multiple ovulations in donor cows and transferring ...

AMES, Iowa – Beef and dairy producers want the animals in their herds to possess the best genetics possible. But a cow can have only one calf per year, which places a natural limitation on how widely ...

AMES, Iowa – Iowa State University animal science and veterinary researchers made possible the first ever successful bovine embryo transfers in the Republic of Kosovo, paving the way toward improved ...

South Africa’s Ankole stud industry has grown from fewer than 25 registered breeders a decade ago to more than 80 today, with the national fullblood herd totalling just over 2 000 animals. Dr Sareta ...

Jon Regan talks about producing powerful, correct bulls that calve easily and produce high‑value Charolais-cross weanlings ...

The current practice of freezing embryos—used to assist reproduction in humans or animals or to conserve endangered species—routinely causes ice to form within the cells, ripping through cell ...

High-tech assisted reproduction is a growing sector for farmers but critics say they jeopardize animal welfare ...