I see in the manual that skills of mortal horses start to drop after age 25 years. But by about how much each horse month or year? - Howrse

I see in the manual that skills of mortal horses start to drop after age 25 years. But by about how much each horse month or year?

Horses

Answer verified

Saturday 1st November 2025

Looks like they lose 9 skills per aging. It's halved if the horse has a Water of Youth, since it's aging month by month.
I aged up a few horses with various GP and skill levels and they all lost 9 skills per aging.