The increase of the ambient temperature has a negative effect; it is altering the physiology of the reproductive system of the cow including the oocyte, granulose and the theca cell, the developing embryo during the early ...

Fertility in dairy cows has declined due to the increased milk yield although veterinary medicine has been improved throughout ages. In order to be able to detect fertility problems, the normal oestrus cycle of cattle ...

The aim of the study was to investigate herd management practices generally employed on a sample selection of Irish Dairy farms leading to an increased risk of transmission of Johne’s disease (Mycobacterium avium subsp. ...

The aim of this study was to Measure the genetic impacts on 305 day Lactation production and performance by crossbreeding with Holstein-Friesian from cows with different proportions of Holstein-Friesian genes, obtained ...