Raindrop Ridge said:

Buy a gene test for her and you'll see.

Aylesbury Manor said:

There are plenty of guides if you look around. This one might help: https://horseeden.com/forums.php?f=25&t=45

Sunshine Jumpers said:

ee/Aa: chestnut

CcrC I believe is one alelle of cream

rnrn: No roan

Dd: one dun alelle

PrlPrl: No pearl

zz, chch, and all the way down the line: not a carrier of any of those

So she's a chestnut base coat with one dun alelle and one cream alelle, If I'm correct

Jericho Stables said:

ee = chestnut

ee + CcrC = Palomino

ee + CcrC + Dd = Dunalino