Ginny Sherwin

University of Nottingham

Why is longevity an important metric for the modern dairy herd?

The exact definition of longevity varies among studies, with productive life often discussed as the time a cow remains in the herd from first calving until culling or death (Brickell and Wathes, 2011;...

Economics of heifer rearing on dairy farms

Research from 101 farms across Great Britain reported that the cost of rearing a heifer from birth to first calving varied significantly between farms, from £505.10 to £2147.50 per heifer reared...

Ewe colostrum quality on commercial Welsh sheep farms

A total of 1295 samples were submitted from 64 farms in total, which represented 43.5% of the recruited farms. The median number of samples per farm was 20 (interquartile range 11–22). Forty three of...

Energized calf milk: is it worth investing in early life nutrition?

Historically, formulations of CMR have differed significantly from WM in their levels of energy, protein and minerals. Energy source is one of the major differences, and arguably one of the most...

Youngstock health: Effective disease prevention today ensuring tomorrow's profitable herd

The feeding of an adequate volume of good quality, clean colostrum as soon as possible after birth is arguably the most significant effect a farmer can have on the life of a cow. Providing simple...