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Fig. 6 | BMC Genomics

Fig. 6

From: Inbreeding and runs of homozygosity before and after genomic selection in North American Holstein cattle

Fig. 6

Description of the gene dropping approach for 5 animals with 10 SNPs. a) Six unique allele numbers (2* number of individuals in generation zero) were assigned to the 3 founder animals in generation zero. The alleles then dropped through pedigree following Mendelian inheritance and considering an average of 1 crossover per 100 centiMorgans b1) Unique alleles for each locus were randomly recoded to one or two in the generation zero using a random number generator, aiming to the desired allele frequency in base population. b2) Alleles of descendants were assigned based on inheritance in the recorded pedigree in a)

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