PPT-Inbreeding in Thoroughbred Racehorses

By Katherine Taylor Inbreeding When genetic relatives breed with one another Effects Loss of heterozygosity across the entire genome I ncrease in reproductive depression Decrease in overall fitness. 1 Over 10,000 thoroughbred foals are born each year. Most are raised with the intention of racing. Most will race but only a few will go on to win prestigious races with large sums of money. Only Inbreeding. Causes departure from Hardy-. Weinburg. Equilibrium. Reduces . heterozygosity. Changes genotype frequencies. Does not change allele frequencies. http://scienceblogs.com/notrocketscience/2009/04/14/how-inbreeding-killed-off-a-line-of-kings/. Pedigree Load Process. Program Organization. Data integrity checks:. Duplicate . records . eliminated. Parents . without . records added . to the . pedigree. Animals . cannot appear as . sires . and . Thoroughbred . Racehorses at Risk. Presented by Bill Casner. Prepared by Mitch Taylor. August 2008. Endorsed by: The Jockey Club, The Grayson-Jockey Club Research Foundation and The Kentucky Horseshoeing School. With Art 16-17. Themes of Awards. Grand Prize- . “Captures the Spirit of the Derby”. Thoroughbred Award- . “Represents the beauty or athleticism of the Thoroughbred Racehorse”. Backside Award- . Dr bennie van der merwe 24 feb 2015. On behalf of the thoroughbred racing & breeding industry. Dr bennie van der merwe:. Equine veterinarian. racehorse breeder. Council member of thoroughbred breeders’ association (tba) of sa.. Inbreeding. Causes departure from Hardy-. Weinburg. Equilibrium. Reduces . heterozygosity. Changes genotype frequencies. Does . not change allele frequencies. http://scienceblogs.com/notrocketscience/2009/04/14/how-inbreeding-killed-off-a-line-of-kings/. WHAT IS INBREEEDING?. Faculty inbreeding, that is, the practice of selecting former students of an institution as members of its faculty, has long been considered one of the fundamental problems of college and university . Inbreeding. Reduces . heterozygosity. Does not change allele frequencies. Inbreeding:. Breeding between closely related individuals.. H. f. = Heterozygosity observed in a population experiencing inbreeding . 27. th. . Annual . Meeting of . DAGENE. 2. 3. th. . of. . April . 2016. Enikő Somogyvári . Phd. . Student. Enikő Somogyvári - Sándor Mihók - János Posta. UNIVERSITY OF DEBRECEN. Faculty. Of . William Sage. contributors: Kate Allen, Melanie Hezzell and Anna Hammond. HEART RATE VARIABILITY (HRV). Beat-to-beat heart rate variations. Neurohormonal control . HR is dynamic . Time-domain measures offer overall assessment of autonomic function. Tutorials: details coming soon ... Regular systems of inbreeding(vs. small population sizes, that also lead to genetic drift and inbreeding) MEASURING INBREEDING: If an individual mates with a relat Robert Ekblom Evolutionary Biology Centre Department of Population Biology Uppsala University Norbyvägen 18 D SE-752 36 Uppsala Sweden robert.ekblom@ebc.uu.se 1 Contents Introduction 3 1 1 Fact Sheet Number 4 Purdue University Cooperative Extension Service West Lafayette, IN 47907 Author: David S. Buchanan, Inbreeding is the mating of individu-als that are related. In the strict sense