Consensus recommendations on calf- and herd-level passive immunity in dairy calves in the United States
Passive immunity in calves is evaluated or quantified by measuring serum or plasma IgG or serum total protein within the first 7 d of age. While these measurements inform about circulating concentrations of this important protein, they are also a proxy for evaluating all of the additional benefits o...
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Veröffentlicht in: | Journal of dairy science 2020-08, Vol.103 (8), p.7611-7624 |
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Hauptverfasser: | , , , , , , , , , , , , , , , , , |
Format: | Artikel |
Sprache: | eng |
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