- A comparison of the fertility of Holstein Friesian and Norwegian
As a result the fertility of the Holstein Friesian dairy animal is currently declining in the UK.This decline in fertility causes particular problems in seasonal calving dairy herds, where compact calving is crucial to overall performance of this.
- Evaluation of crosses of Holstein, Jersey or Brown Swiss sires x
The models for cows and heifers older than 18 months included the fixed effects of breed of sire, Bos taurus fraction, season of weighing, days in milk class (for cows only), pregnancy status class, year and the random effect of animal nested within.
- Variation of Skin Colour among Holstein Friesian Cows of Northern
Climatic stress especially from heat and solar radiation decreases milk production, changes milk composition and lowers reproductive performance... WORKS CITED (Japanese Publishers are in Tokyo unless otherwise noted.
- Dairy Production and Reproduction in Holstein-Friesian and Guzera
The interaction between crossbred management class, component yield per day of calving interval declined slightly with increased European grade above the F1 for 3/4,7/8,and 231/32 crosses in the first lactation, but the four groups had similar poor.
- Pedigree Holstein-Friesian herd of 55 cows
All the cohort animals were tested for BSE.Two of the animals slaughtered in the OTMS abattoir tested positive on BioRad ELISA.These homebred pedigree Holstein Friesian cows were born on 28 September 2001 and 1 May 2002, and were aged 43 and 36 months.
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