Association between reproductive traits and milk yield, in crossbred heifers

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...

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Auteur principal: Roman Bravo, Rafael Maria (author)
Autres auteurs: 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)
Format: article
Langue:spa
Publié: 2023
Sujets:
Producción de leche
fertilidad
edad primer servicio
ganado mestizo
Milk yield
fertility
age first service
crossbred cattle
Accès en ligne:https://revistasespam.espam.edu.ec/index.php/Revista_ESPAMCIENCIA/article/view/358
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https://revistasespam.espam.edu.ec/index.php/Revista_ESPAMCIENCIA/article/view/358

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