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Efficiency of selection for different cumulative milk, fat and protein yields in first lactation

โœ Scribed by J.B.M Wilmink

Book ID
119162513
Publisher
Elsevier Science
Year
1987
Tongue
English
Weight
837 KB
Volume
17
Category
Article
ISSN
0301-6226

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Adjustment of test-day milk, fat and pro
Adjustment of test-day milk, fat and protein yield for age, season and stage of lactation
โœ J.B.M. Wilmink ๐Ÿ“‚ Article ๐Ÿ“… 1987 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 731 KB

The object of this study was to develop a method for the adjustment of test-day milk, fat and protein yield for age at calving, stage of lactation, and month of calving. Test-day records of 14 275 purebred Dutch Friesians were analysed by generalized least squares, (GLS). Functions of days in lactat