Herd fertility on the rise

摘要

Fertility in UK dairy herds has improved significantly, according to eight-year data trends published in the latest 500-herd report by the University of Reading.The report analyses data and monitors trends from a cross-section of National Milk Records (NMR)-recorded Holstein herds for 34 key management criteria.What the results show Herds are producing about 8% more milk annually for every cow place in 2017 than they were in 2010.Milk yield a cow a year has increased from 7,665kg in 2010 to 8,381kg in the year ending ! August 2017, yet 305-day yields have hardly 1 changed in that time.