The effectiveness heifers training for lactation

The heifers preparation for lactation through the pneumatic mechanical udder massage has a positive effect on the morphological and functional properties of the cows heifers breast. Heifers udder measurements of the experimental group increased on average compared to control from 1.6 to 22.6%, the intensity and completeness of lactation 23.8 and 2.5% respectively, yield for 305-day of lactation 10.1%.