Importance of the parturition period of goats inside birth season / Importância do período de parto de cabras dentro da estação de nascimentos

ABSTRACT

In Northeast of Brazil the time of mating and calving of the matrices are determining factors in the herdproductivity. This research analyzed in Anglonubiano breed the importance of birth order within the birth station inthe herd, with the goat characteristics and the development of the offspring to weaning. The goats were divided intotwo groups, in a way that when a group of matrices were in breeding season, in the other group it has alredyoccurred. A database containing information such as goats age, birth interval and the previous (month), OPG,body Score, FAMACHA and fortnightly creates weights (until weaning) was used to statistical analyzes, that wereregression of these characteristics measured in mothers and creates development. It was concluded that older goatstend to calve early in the calving season and young goats tend to present better weight gain.