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This Scientific Opinion addresses a European Commission's mandate on the welfare of dairy cows as part of the Farm to Fork strategy. It includes three assessments carried out based on literature reviews and complemented by expert opinion. Assessment 1 describes the most prevalent housing systems for dairy cows in Europe: tie-stalls, cubicle housing ...
EFSA Panel on Animal Health and Animal Welfare (AHAW) +28 more
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Dairy cows: in the age of the genotype, #phenotypeisking [PDF]
The limiting factor for future evaluations of new traits of economic importance is phenotypes. Genomics is an ideal technology used to spread the value of diffcult-to-measure phenotypes throughout the population. There are many actors in the chain required to create that beneft and the creation of those value chains for new and diffcult to measure ...
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The Case for Grazing Dairy Cows [PDF]
The case for grazing dairy cows at pasture is reviewed in six categories: (i) optimal land use for food production; (ii) soil carbon sequestration; (iii) carbon footprint; (iv) animal health and welfare; (v) effects on human health of milk produced from grazed pasture; and (vi) consumer demand for milk from grazed cows.
J. Michael Wilkinson +2 more
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Ultrasonography of the rumen of dairy cows [PDF]
Background This study describes the ultrasonographic findings of the rumen in 45 healthy dairy cows. Results The cows were scanned on both sides using a 5.0 MHz transducer. The dorsal visible margin of the rumen ran parallel to the lung from cranioventral to caudodorsal.
Braun, Ueli +2 more
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PATHOGENESIS OF LAMINITIS IN DAIRY COWS
The lameness is the earliest but also the most important clinical symptom of the achropodium diseases in cattle. According to literary data, in 90% of cases, the cause of lameness is localized in the hooves, and in 10% of cases it is in other anatomical parts of the limb.
Bojkovski, Jovan +10 more
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METHANE PRODUCTION IN DAIRY COWS
Abstract The relationship among diet composition, intake, and methane production was investigated with data during 404 total energy balance trials with Holstein cows. Methane production in all trial was measure in open circuit respiration chambers. The most useful predictor of total methane productin was amounts of soluble residue, hemicellulose, and
P.W. Moe, H.F. Tyrrell
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The metabolism of radium in dairy cows [PDF]
1. The isotopes (45)Ca and (224)Ra were administered simultaneously, both orally and intravenously, to two pairs of cows. 2. The first pair of animals received large doses of (224)Ra and (45)Ca, which produced clinical and metabolic disturbances. 3. The second pair of animals received much smaller doses and showed no clinical disturbances.
B F, Sansom, R J, Garner
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Thromboelastography in healthy dairy cows [PDF]
Thromboelastography is a whole blood-based coagulation assay that can be used to investigate hypocoagulability and hypercoagulability, as seen with thromboembolic diseases and disseminated intravascular coagulation. Numerous coagulopathies due to different causes are reported in cows.
Sommerey, Cora-Costanze +5 more
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Nutrition and Reproduction in Dairy Cows
Diagnosis of nutritional effects on herd fertility requires a systematic analysis of reproductive records in addition to quantifying the feeding program on the farm. Corroborative laboratory tests for specific deficiencies may be useful.
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Hypocupraemia in Dairy Cows [PDF]
R, ALLCROFT, W H, PARKER
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