Advice on using progesterone devices in dairy cattle Jim McKinstry 12 March 2021 >More in
Ensuring cows get back in-calf promptly post-calving is key to optimising profitability in dairy cow enterprises.
Jim McKinstry, veterinary surgeon and a director of Farmgate Vets in Lancashire, gives advice on how progesterone devices can be used to manage cow fertility.
Common problems which delay service
Silent heats – when the cow does not show signs of bulling, or does not return to oestrus (bulling)
High-yielding cows – which have shorter/silent heats because they are putting most of their energy into milk production, and this is often at the expense of getting back in-calf