The characteristic of cows’ milk productivity with service-period of different duration is presented in the article. It is established that with the service-period prolongation the milk productivity for one lactation increases while the daily milk yield for productive period reduces.
dairy productivity, service period, black-marked breed cows
1. Lazarenko V.N., Ovchinnikova L.Yu. Vliyanie servis-perioda na molochnuyu produktivnost' i vosproizvoditel'nye funkcii korov // Aktual'nye problemy veterinarnoy mediciny i proizvodstva produkcii zhivotnovodstva i rastenievodstva: mat-ly mezhdunar. nauch.-prakt. konf. - Troick: Izd-vo UGAVM, 2006. - S. 268-271.
2. Sudarev N. Udoi i servis-period vzaimosvyazany // Zhivotnovodstvo Rossii. - 2008. - № 3. - S. 49-51.
3. Sovremennoe sostoyanie i strategiya vosproizvodstva stada pri povyshenii molochnoy produktivnosti krupnogo rogatogo skota / N. Reshetnikova [i dr.] // Molochnoe i myasnoe skotovodstvo. - 2012. - № 3. - S. 2-4.
4. Sderzhivayuschie faktory vosproizvodstva v vysokoproduktivnom molochnom stade / N. Sudarev [i dr.] // Molochnoe i myasnoe skotovodstvo. - 2012. - № 1. - S. 19-20.



