
Coi?
what is it and is it supposed to be higher or lower?

Re: Coi?
"Coefficient of Inbreeding" -- how much a horse might be "related to itself". Here's the official explanation from the User Guide FAQs:darklass wrote:what is it and is it supposed to be higher or lower?
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How does COI affect my horse’s performance/physical well-being/fertility?
COI is prediction of genetic homozygosity. Essentially, it estimates how related a horse’s parents are. This can be a good thing or a bad thing depending on what the gene is. Inbreeding can increase the likelihood that a poor gene is enhanced, but it can also enhance a good gene too. There are over 110 genes in the game as of writing this. Some have positive effects, some have negative effects, and some are neutral (for example colours). Always remember that COI is an estimate; a horse could have much more or much homozygosity than its COI would suggest.
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The subject gets discussed in the Forums occasionally. Some players value outcross vigor and a low COI (all Adoption Center horses have 0% COIs). OTOH, one of our most knowledgeable and successful breeders/competitors, Argent/ArgentII, insists COI is meaningless. Considering whose horses are currently dominating the overall and Dressage competition rankings, this opinion has great merit.
Furthermore, all those high Horse Genetic Potential animals (50K+) with the Green/Gold traits seem to have COIs above 30%.
Good luck with all your horses and projects!


Re: Coi?
thanks