if there is grey in their pedigree - particularly the one that is 'black' then there is a chance of a grey - but don't ask me the % chance - not good at colour genetics
I do know that e.g. connemara if you use a dun stallion you need him to not have grey for a few generations back to make sure you don't end up with a grey. Grey will carry down the generations.
Grey is dominant - so it means that if the horse carries the grey gene it will be shown in it's coat colour. If it is not grey in colour it does not carry the grey gene and cannot pass it onto it's offspring, therefore two non grey parents cannot produce a grey foal. However, the only complicating factor would be if you were breeding from quite young horses that grey out late - then you may think you were breeding from non grey horses, but in fact they are genetically grey but just late in showing their true colours! I think there are complications as well with more unusual colours like roan, as it may be difficult to tell if a horse is a normal roan, or a greying roan!
Sorry to take over the thread but i am looking to breed my own foal sometime in the future,my mare is black would i have to send her to a grey to get a grey foal that would stay grey too???? Any help appreciated
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Sorry to take over the thread but i am looking to breed my own foal sometime in the future,my mare is black would i have to send her to a grey to get a grey foal that would stay grey too???? Any help appreciated
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Do you mean stay grey as in not go green or brown like mine??