Dairy cattle
Found in 138 Collections and/or Records:
The value of indicator traits in the genetic improvement of milk yield, 1987
Located in I.A.P.G.R-E.R.S. Staff Papers 1987. Part 2.
Univariate and multivariate parameter estimates for milk production traits using an animal model. I: Description and results of REML analyses, 1992
Located in I.A.P.G.R-E.R.S. Staff Papers 1992. Part 2.
Univariate and multivariate parameter estimates for milk production traits using an animal model. II: Efficiency of selection when using simplified covariance structures, 1992
Located in I.A.P.G.R-E.R.S. Staff Papers 1992. Part 2.
Use of sib testing as a supplement to progeny testing to improve the genetic merit of commercial semen in dairy cattle, 1987
Located in I.A.P.G.R-E.R.S. Staff Papers 1987. Part 2.
Variation of skin thickness in dairy cattle, January 1958
Located in A.B.R.O. Reprints 1958 - 1961. Volume 2 of 19.
When You Buy a Dairy Cow , 1870s-1930s
Photograph of a dairy cow with various points of the body identified. The text on the slide reads, 'When you buy a dairy cow look out for these points. They are the outward and visible signs of a good milker'.
White Bull with Black Points, 1870s-1930s
Photograph of a White bull with black points standing next to the 'south walls of cattle mountain' in the late 19th or early 20th century.
Wild Queen 2d and Whiskers, 1870s-1930s
Photograph of the cow, "Wild Queen 2d" that was the winner of the first milking prize at the London Dairy Show in 1898 standing in a paddock next to a wooden barn; and an illustration of the bull, "Whiskers" who was the champion at the American Fat Stock Show in 1894 standing in a field.