A method of estimating heritability of the functional symmetry of the udder, without using classification of groups of related animals
Singer, F.; Draganescu, I.C.; Constantinescu, C.; Candea, A.; Serban, D.; Spulber, M., 1980: A method of estimating heritability of the functional symmetry of the udder, without using classification of groups of related animals. Lucrari Stintifice, Institutul de Cercetari pentru Cresterea Taurinelor (6): 59-66
For 370 Romanian Simmental, 41 Romanian Brown and 60 Friesian cows, the h2 of the difference between milk production of the front and the rear halves of the udder was 0.61, 0.77 and 0.42 resp. in the 1st lactation, 0.64, 0.46 and 0.33 in the 2nd, and 0.46, 0.56 and 0.46 in the 3rd.