A statistical genetic analysis of the calving traits of cows of a Ukrainian beef breed
Tkachuk, V.N.; Vinnichuk, D.T.
Tsitologiia i Genetika 30(6): 73-77
1996
ISSN/ISBN: 0564-3783 PMID: 9139442 Document Number: 469068
The results of investigation of calving features in 371 cows of Ukrainian beef cattle were summarized. Variance and correlation analyses of factors affecting calving in cows were used. Breeds, pedigrees of parents and progeny, assessment of complicated and lethal calvings, duration of pregnancies and mass of newborns were registered. The influence of selection type on the normal calving was shown.