Protein requirements for pregnant dairy cows
ABSTRACT: We aimed to estimate the protein requirements of pregnant Holstein × Gyr cows. A total of 61 Holstein × Gyr (HG) cows were used, with an average initial body weight (BW) of 480 ± 10.1 kg and age 5 ± 0.5 yr. Cows were divided into 3 groups: pregnant (n = 43), nonpregnant (n = 12), and basel...
Main Authors: | , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
Elsevier
2023-12-01
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Series: | Journal of Dairy Science |
Subjects: | |
Online Access: | http://www.sciencedirect.com/science/article/pii/S002203022300588X |