Factors Affecting Holstein Cattle Fertility Traits in the Slovak Republic
We investigated the influence of the factors herd-year, breed-type, sire, and milk production and lactation length on the fertility traits of Holstein cattle (age at first calving, calving interval, days open, non return rate at 56, 72, and 90 day). The data were received from 87 230 Holstein cows f...
| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
| Published: |
Agroprint Timisoara
2010-10-01
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| Series: | Scientific Papers Animal Science and Biotechnologies |
| Subjects: | |
| Online Access: | http://spasb.ro/index.php/spasb/article/view/882 |