Estimation of genetic parameters using health, fertility and production data from a management recording system for dairy cattle

bovin laitier calving interval ciclo estral conception rate cows cycle oestral dairy cattle fertilidad fertilite fertility ganado de leche genetic correlation genetic parameters gestion grasa de la leche health heredabilidad heritability intervalle entre parturition intervalo entre partos lameness mammite management mastitis milk fat milk yield movement disorders oestrous cycle parturition interval performance de reproduction production rendement laitier rendimiento lechero reproductive performance reproductividad salud somatic cell count trouble locomoteur vaca vache