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Relationship of dairy heifer reproduction with survival to first calving, milk yield and culling risk in the first lactation
OBJECTIVE: The aim of our study was to determine the associations of heifer reproductive performance with survival up to the first calving, first-lactation milk yield, and the probability of being culled within 50 days after first calving. METHODS: Data from 33 large Holstein-Friesian commercial dai...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Asian-Australasian Association of Animal Production Societies (AAAP) and Korean Society of Animal Science and Technology (KSAST)
2020
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7322635/ https://www.ncbi.nlm.nih.gov/pubmed/32054176 http://dx.doi.org/10.5713/ajas.19.0474 |