Over the past 100 yr, the range of traits considered for genetic selection in dairy cattle
populations has progressed to meet the demands of both industry and society. At the turn of …

Dairy cow lameness is a serious animal welfare issue. It is also a significant cause of
economic losses reducing reproductive efficiency and milk production and increasing culling …

Milk yield per cow has more than doubled in the previous 40 years and many cows now
produce more than 20,000 kg of milk per lactation. The increase in production should be …

The objective of the study was to calculate phenotypic relationships between energy
balance in early lactation and health and reproduction in that lactation. Data were 26,701 …

The objective of this study was to determine the feasibility of genetic selection for health
traits in dairy cattle using data recorded in on-farm herd management software programs …

This study provides estimates of genetic parameters for various diseases, fertility and 305-
day milk production traits in dairy cattle using data from a UK national milk recording …

Hooves were removed from heifers killed two weeks before calving (C− 2), and four and
twelve weeks post-calving (C+ 4 and C+ 12), and from age-matched maiden heifers …

In many European countries, milk production per cow has more than doubled in the last 40
years. The increase in production has been accompanied by declining ability to reproduce …

A 2-year experiment on the effect of claw trimming on hoof health was performed in 77
Swedish dairy herds (3444 dairy cattle) selected on herd size, breed composition and …

Impaired claw health is one of the major problems causing production loss and reduced
animal welfare in dairy cattle. In response, the Dutch Animal Health Service (GD) Ltd …