Dear Dr Othieno, I am retiring this year and plan to acquire a few Friesian crosses for dairy farming as a source of income from milk sales. I love Friesians based on what I've heard and my own ...

Nine-year-old Carnation Ormsby Madcap Fayne, an aristocratic Washington cow of Holstein-Friesian parentage, completed last week a new annual world’s record for milk production. Carnation, called ...

Since 1960, Holstein dairy cows have exhibited a substantial decline in fertility, with serious economic consequences for farmers. Genetic selection programs in the United States and elsewhere have ...

The black-and-white coat of Holstein-Friesian cows is globally recognised as a symbol of dairy farming and a defining trait of domestic cattle. But until recently, scientists didn’t know which genes ...