Association between reproductive traits and milk yield, in crossbred heifers

This research was carried out in heifers from a crisscrossing program between the red Holstein and Brahman breeds, in Venezuela. (Co)variance components were estimated and the relationship between milk yield (P305), age (AGE1) and fertility at first service (FERT1) in virgin heifers was investigated...

• 主要作者: Roman Bravo, Rafael Maria (author)
• 其他作者: Aranguren Méndez, José Atilio (author), Garcidueñas Piña, Rogelio (author), Gómez Ramos, Benjamín (author), García Gavidia, Alfredo Nicanor (author), Márquez Carrera, Edelmira Criseida (author), Soto Belloso, Eleazar (author)
• 格式: article
• 语言: spa
• 出版: 2023
• 主题: Producción de leche; fertilidad; edad primer servicio; ganado mestizo; Milk yield; fertility; age first service; crossbred cattle
• 在线阅读: https://revistasespam.espam.edu.ec/index.php/Revista_ESPAMCIENCIA/article/view/358