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Associations between age at first calving and subsequent lactation performance in UK Holstein and Holstein-Friesian dairy cows
Lactation records from 396,534 pedigree Holstein and Holstein-Friesian primiparous cows from 6,985 UK milk recorded herds, calving for the first time during the period between the 1(st) of January 2006 and the 31(st) of December 2008, were examined in order to determine the associations between age...
| Autores principales: | , , , , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
Public Library of Science
2018
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5999083/ https://www.ncbi.nlm.nih.gov/pubmed/29897929 http://dx.doi.org/10.1371/journal.pone.0197764 |