Relationships between first lactation milk yield, first calving interval, herd life, lifetime milk production, and descriptive type subtraits in Holstein cattle
Descriptive type classification data recorded by the HolsteinFriesian Association of America was compared to DHIA production data to determine which of the type subtraits were related to first lactation production, first calving interval, herd life, and lifetime milk and fat yields. Variables other...
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| Format: | Others |
| Language: | en |
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Virginia Polytechnic Institute and State University
2017
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| Online Access: | http://hdl.handle.net/10919/74627 |