Pedigree analysis in four Slovak endangered horse breeds

The aim of this study was to perform an analysis of genetic diversity in four endangered horse populations bred in Slovakia, describing parameters on the probability of identity by descent and gene origin. The analysed populations consisted of (reference populations in brackets) 656 (158) Hucul hors...

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Main Authors: J. Pjontek, O. Kadlečík, R. Kasarda, M. Horný
Format: Article
Language:English
Published: Czech Academy of Agricultural Sciences 2012-02-01
Series:Czech Journal of Animal Science
Subjects:
Online Access:https://cjas.agriculturejournals.cz/artkey/cjs-201202-0002_pedigree-analysis-in-four-slovak-endangered-horse-breeds.php
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author J. Pjontek
O. Kadlečík
R. Kasarda
M. Horný
author_facet J. Pjontek
O. Kadlečík
R. Kasarda
M. Horný
author_sort J. Pjontek
collection DOAJ
description The aim of this study was to perform an analysis of genetic diversity in four endangered horse populations bred in Slovakia, describing parameters on the probability of identity by descent and gene origin. The analysed populations consisted of (reference populations in brackets) 656 (158) Hucul horses, 2052 (162) Lipizzan horses, 1951 (171) Shagya Arabian horses, and 220 (42) Slovak Sport Ponies. The equivalent complete generations ranged from 4.93 for the Slovak Sport Pony to 10.25 for the Lipizzan horses. The average value of inbreeding ranged from 2.67% for the Slovak Sport Pony to 6.26% for the Hucul. The mean average relationship coefficients varied from 3.08% for the Shagya Arabian to 9.34% for the Hucul. Individual increases in inbreeding ranged from 0.43% for the Lipizzan to 1.06% for the Hucul, while the realized effective sizes were from 117.14 to 47.67 animals. The evaluated populations were derived from 80 to 499 founders. The effective number of founders ranged from 26 to 160, while the effective number of ancestors from 7 to 32.
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spelling doaj.art-e4cf3d280d3246338016ba0a3699d7042023-02-23T03:33:00ZengCzech Academy of Agricultural SciencesCzech Journal of Animal Science1212-18191805-93092012-02-01572546410.17221/5132-CJAScjs-201202-0002Pedigree analysis in four Slovak endangered horse breedsJ. Pjontek0O. Kadlečík1R. Kasarda2M. Horný3Department of Genetic and Breeding Biology, Slovak University of Agriculture in Nitra, SlovakiaDepartment of Genetic and Breeding Biology, Slovak University of Agriculture in Nitra, SlovakiaDepartment of Genetic and Breeding Biology, Slovak University of Agriculture in Nitra, SlovakiaNational Stud Farm Topoľčianky, SlovakiaThe aim of this study was to perform an analysis of genetic diversity in four endangered horse populations bred in Slovakia, describing parameters on the probability of identity by descent and gene origin. The analysed populations consisted of (reference populations in brackets) 656 (158) Hucul horses, 2052 (162) Lipizzan horses, 1951 (171) Shagya Arabian horses, and 220 (42) Slovak Sport Ponies. The equivalent complete generations ranged from 4.93 for the Slovak Sport Pony to 10.25 for the Lipizzan horses. The average value of inbreeding ranged from 2.67% for the Slovak Sport Pony to 6.26% for the Hucul. The mean average relationship coefficients varied from 3.08% for the Shagya Arabian to 9.34% for the Hucul. Individual increases in inbreeding ranged from 0.43% for the Lipizzan to 1.06% for the Hucul, while the realized effective sizes were from 117.14 to 47.67 animals. The evaluated populations were derived from 80 to 499 founders. The effective number of founders ranged from 26 to 160, while the effective number of ancestors from 7 to 32.https://cjas.agriculturejournals.cz/artkey/cjs-201202-0002_pedigree-analysis-in-four-slovak-endangered-horse-breeds.phpcoefficient of inbreedingeffective population sizeeffective number of founderseffective number of ancestorspedigree analysis
spellingShingle J. Pjontek
O. Kadlečík
R. Kasarda
M. Horný
Pedigree analysis in four Slovak endangered horse breeds
Czech Journal of Animal Science
coefficient of inbreeding
effective population size
effective number of founders
effective number of ancestors
pedigree analysis
title Pedigree analysis in four Slovak endangered horse breeds
title_full Pedigree analysis in four Slovak endangered horse breeds
title_fullStr Pedigree analysis in four Slovak endangered horse breeds
title_full_unstemmed Pedigree analysis in four Slovak endangered horse breeds
title_short Pedigree analysis in four Slovak endangered horse breeds
title_sort pedigree analysis in four slovak endangered horse breeds
topic coefficient of inbreeding
effective population size
effective number of founders
effective number of ancestors
pedigree analysis
url https://cjas.agriculturejournals.cz/artkey/cjs-201202-0002_pedigree-analysis-in-four-slovak-endangered-horse-breeds.php
work_keys_str_mv AT jpjontek pedigreeanalysisinfourslovakendangeredhorsebreeds
AT okadlecik pedigreeanalysisinfourslovakendangeredhorsebreeds
AT rkasarda pedigreeanalysisinfourslovakendangeredhorsebreeds
AT mhorny pedigreeanalysisinfourslovakendangeredhorsebreeds