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Effect of Lameness on Reproductive Performance in Dairy Cows

LI Xiao-shan,YANG Feng-li   

  1.  (College of Animal ScienceYangtze University,Jingzhou 434023China)

  • Received:2013-11-29 Online:2014-05-20 Published:2014-06-25

Abstract: The cows’ lameness is one of the most common diseases in the modern dairy farms.It is widely believed that the economic losses of cows’ lameness only include reducing milk yield,increasing the cost of treatment and culling rate,and so on.In recent years, some scholars having reported that cows’ lameness has a different degree of negative impact on reproductive performance.In this paper,the latest research on the effects of cows’ lameness on the incidence of ovarian cysts,follicular development,estrus behavior,number of days to first service,the number of days to conception and cull rate were reviewed briefly.

Key words:

lameness; estrus; ovarian cysts; culling