Titlebook: Calving Problems and Early Viability of the Calf; A Seminar in the EEC B. Hoffmann,I. L. Mason,J. Schmidt Book 1979 ECSC, EEC, EAEC, Brusse

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https://doi.org/10.1007/978-88-470-0391-0r cows 2%) and in Dutch Red-and-White (MY) 6.5% (heifers 15%, second calvers 4%, older cows 2%)..Dystocia data obtained during 1969 – 73 for MRY AI centres in the.Province of North Brabant for 30 232 heifer and 109 306 cow calvings have.been analysed by Pijnenburg (student thesis, University of Wage

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Neurodegeneration in Multiple Sclerosisving s and birth weight, are given in Table 2 and Figure 1. It can be noticed that: 1) All breeds used increase the weight of calves more or less markedly, but calving difficulties only become frequent with a birth weight of over 42 – 45 kg. 2) British breeds (small sized) do not reach this birth we

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Reproductive Performance in Crossbreeding: Results from a Current Experiment in the Federal Republicoriginating from southern Germany (German Brown x German Simmental or German Yellow)..Calving problems were considerably increased by breeding large-framed bulls to German Friesian but not to German Brown cows. These problems are due to heavier birth weights of calves and to some extent are responsi

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Breeding for Calving Performancenvestigated, indicating an antagonistic relationship between the genetic make-up of the cow and the calf..Long-term intrabreed selection should be based primarily on daughter-group results, which best express ease of calving in relation to inherited birth weight of the calf. Genetic variation in cal