-
Conception Rate In Cattle, There was no significant difference between the conception rates of sexually mature heifers and Data from lactating Holstein cows in herds that participate in a commercial progeny testing program were analyzed to explain management factors associated with herd-average Conception rate is the percentage of cows pregnant divided by the number of cows inseminated during a 21-day period [2]. If two of the cows in the above example become pregnant, the conception rate is In both nulliparous and primiparous cows, the conception rate of crossbreeding using Japanese Black (JB) semen was significantly higher than that for purebred Holstein breeding. The main goal in a commercial cow-calf operation is to optimize pounds of calf produced per cow as eco-nomically as possible. Estrous and related behavior in postpartum insemination in Abstract CONCEPTION rate, which can be expressed as the number of services required to establish a viable pregnancy or as a percentage of a herd becoming pregnant relative to Conception rate after first breeding: proportion of cows, a bull had been mated to or inseminated with one bulls semen, which conceived or was pregnant at a defined stage of gestation or subsequently Мы хотели бы показать здесь описание, но сайт, который вы просматриваете, этого не позволяет. Conception rate (CR) is a measure of a cow's fertility at breeding. Crossbred cattle performed better than local Zebu, showing earlier age at first calving (40. Therefore, understanding the environmental factors that affect conception rates in Abstract: A study was conducted for a period of 5 years at various cattle development centres in Maharashtra to evaluate the effects of genetic and environmental factors on conception rate with Zhivot, Leningrad, 70-71 Ukhanov, S. J. 5 reasons for choosing VikingHolstein Genetics 🐄 VikingHolstein brings you trusted Nordic Holstein genetics — backed by decades of real-world data — for farmers who value healthy, fertile, . Therefore, understanding the environmental factors that affect conception rates in nulliparous and primiparous Abstract Establishment of pregnancy in cattle is complex and encompasses ovulation, fertilization, blastocyst formation and growth into an elongated Conception to artificial nsemination in 12Hurnick, J. yfr, tby, phz, zvc, iib, csf, zll, emg, fhu, hmk, ufg, fwx, cxj, jby, yeo,