Milk Yield of Cows
The effect of thermal environment on daily milk yield of dairy cows
... dairy cows from the black-white breed were subjected to the ...daily milk yield. Unvaried associations between the test day milk yield of cows and independent environmental and ...
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The Effect of the Season on the Behavior and Milk Yield of the Czech Fleckvieh Cows
... and milk yield of dairy cows of Czech Fleckvieh ...dairy cows of Czech Fleckvieh ...dairy cows were either lying down (3,432 observations) or standing up (1,508 ...dairy cows ...
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Variation in the bovine FABP₄ gene affects milk yield and milk protein content in dairy cows
... with milk production traits in 719 Holstein-Friesian × Jersey ...increased milk protein percentage (present: ...increased milk yield (present: ...protein yield. Cows with ...
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The effect of patent Dictyocaulus viviparus (re)infections on individual milk yield and milk quality in pastured dairy cows and correlation with clinical signs
... individual milk protein or milk fat content during a patent lungworm infection was found in the present ...Surprisingly, cows which excreted larvae showed slightly, but not significantly higher ...
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Effect of Calving Interval on Milk Yield and Quality Lactation in Dairy Cows
... normal milk yield during normal lactation depending on the calving interval in cows Romanian Black and White Spotted ...of milk in the first day of control (parameter a) was the lowest in ...
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The influence of propylene glycol on body condition and milk yield of cows as well as colostrum and milk composition
... in cows’ co- lostrum is showed in ...of cows from group III, however, the content of fat ...into milk they increase the amount of detectable milk fat (Jelínek and Koudela, ...in cows’ ...
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Rumen-protected conjugated linoleic acid supplementation to dairy cows in late pregnancy and early lactation: effects on milk composition, milk yield, blood metabolites and gene expression in liver
... to cows of the CLA-group. Group arrangement was based on how well cows accepted the fat ...supplement. Cows that con- sumed the fat concentrate during five successive test days before milk ...
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Organic dairy cows: milk yield and lactation characteristics in thirteen established herds and development of a herd simulation model for organic milk production
... milking cows were fed mainly Lucerne silage ...the cows were expected to achieve 25 litres from ...the cows were likely to be short of both energy and ...all cows giving over 300 ...
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Productive and reproductive performance and management practices of crossbreed dairy cows at jimma college of agriculture and veterinary medicine dairy farm, Ethiopia
... dairy cows reared at Jimma College of Agriculture and Veterinary The main focus was on identification of reproductive and milk yield performance of crossbred dairy cows including age at first ...
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Effect of Confinement Stress on Milk Yield in Dairy Cows
... Many other factors have been reported to affect livestock performance. Management, lactation turn or age, year and season in which lactation started are the leading environmental factors affecting performance in cattle ...
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CONSIDERATIONS UPON MILK AND DAIRY PRODUCT PRODUCTION IN THE U.S.A.
... of milk production and dairy products in the USA during the period 2004-2006, based on USDA ...of milk and dairy products in the world. Milk production accounted for 181,798 Millions Pounds in the ...
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Comparison of calf rearing results and nursing cow performance in various beef breeds managed under the same conditions in north western Poland
... beef cows and their calves accompanied by intensive feeding has brought good results in terms of calf ...Simmental cows and calves achieved unquestio- nably best results; the cows produced the ...
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Animals Breeding Efficiency According to the Phenotype of their Offspring
... characteristics: milk production (milk yield for 305 days of lactation, fat, protein) and the reproductive capacity of animals (age of first calving, live weight at the first ...first-calf ...
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Energy balance, leptin, NEFA and IGF-I plasma concentrations and resumption of post partum ovarian activity in swedish red and white breed cows
... dairy cows, the aim of the present study was to characterize the energy balance (EB) and leptin, NEFA and IGF-I plasma levels in Swedish Red and White (SRW) cows with and without ovarian activity ...
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Effect of the application of bioplexes of zinc, copper and manganese on milk quality and composition of milk and colostrum and some indices of the blood metabolic profile of cows
... dairy cows. The experiment was carried out on 90 cows with average milk yield for previous lactation of about 9 500 kg ...The cows received mineral mixtures containing inorganic or ...
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Supplementary feeding of dairy cows : a study of the value of greenfeed maize as a summer supplement : a thesis presented in partial fulfilment of the requirements for the degree of Master of Agricultural Science in Animal Science at Massey University
... yielde rs in the control group maintained the ir rate of de cline in milk yield similar to that of the supple men te d group an d this vras prob9.bly achieve d by a greater re duction in liveweight re ...
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Variation in enteric methane emissions among cows on commercial dairy farms
... cows after adjusting for effects of week of lactation, daily milk yield and farm at farms.. Figure 6 Mean CH4 emissions during milking for the same individual cows at farm I.[r] ...
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Treatment of Retained Fetal Membranes: Comparison of the Postpartum Period after Routine Treatment or Routine Treatment Including an Additional Phytotherapeutic Substance in Dairy Cattle in Switzerland
... and milk production losses may occur ...that cows suffering from RFM and clinical metritis produce 300 - 500 kg less milk compared with unaf- fected herd mates, based on a 305 day corrected ...
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The comparison of dairy performance and some reproductive parameters of holstein cows imported from Sweden and their Polish age mates
... of milk yield was based on A 4 method of offi cial dairy performance assess- ment, including the milk, fat and proteins yield (in kg) and their percentage content in ...standard yield ...
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Impact of Quebracho Tannins Supplementation on Productive and Reproductive Efficiency of Dairy Cows
... dairy cows on Dry Matter Intake (DMI), milk yield and composition, blood metabolites and reproductive performance for 12 ...dairy cows. QT supplementa- tion at either level decreased (P < ...
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