Kemampuan Riil dan Tertaksir Sifat Produksi dan Reproduksi Sapi Perah di KAN Jabung

Production and reproductive characteristics affect the productivity of dairy cows in producing milk. The repeatability value uses to estimate most probable ability (MPPA), which helps cattle subsequent lactation period. study aimed determine actual accuracy MPPA based on cows’ production characteristics. Secondary data from 124 Friesian Holstein under auspices Jabung Agro Niaga Cooperative, Malang Regency. t-test compares 3rd period value. T-test results between milk 0.436; length 0.387; dry 0.051; DO 0.3; CI 0.243. five traits are more than 0.05, so they can be stated significantly same as real lactation. for postpartum mating 0.04 S/C 0.002, different third because it is less 0.05. Based research results, method accurately estimates length, 305 days production, period, open (DO), calving interval (CI).