V. Maciuc

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STUDY OF SOME PRODUCTIVE AND REPRODUCTIVE FEATURES ON BLACK AND WHITE ROMANIAN COWS FROM ROMANIA NORTH-EAST AREA

V. Maciuc, E.C. Popescu, Liudmila Tarasenko

Abstract
   The study of Black and White Romanian cows was conducted on 605 cows from North East of country. In study was followed some parameters of milk production and reproduction like days of lactation, milk quantity, fat and protein content for normal and total lactation, age at first calving, calving interval, dry period and service period. The results of study shows that BWR cows has a good milk production with an average of 7364 kg comparable with cows from Fresian group reared in Europe. Was cows with a milk production over 10000 kg. Reproduction parameters show also a good attention in reproduction management with a calving interval of 374 days.

Key words: BWR cows, productive performance, reproduction