Breeding ‘safer’ hornless Holstein cows

There are only a few cattle breeds in existence that have no horns naturally but now American scientists are developing the trait within Holstein cattle. Horned animals provide a threat to other animals, farmers and dog walkers and only a handful of breeds such as Aberdeen Angus and Hereford have no horns. However, scientists in California have come up with a way to splice the ‘hornless’ gene from the Angus breed into the Holstein dairy breed in a move they say will make farming safer. Ani