Research to enhance fertility of New Zealand dairy cows

A Victoria University of Wellington researcher is aiming to discover why some dairy cows are less fertile than others and how to overcome the disparity.

An expert in the field of reproductive biology, Dr Janet Pitman from Victoria’s School of Biological Sciences, says dairy cows worldwide have become less fertile—partly due to farmers selecting cows for high yields of milk. “This creates a population of cows that use much of their energy to produce milk, with the consequence that less energy is directed towards fertility.”

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