Can I give my 11 month old whole milk?

Kristen • Momma to my sweet baby boys Tommy Alan 07/01/18 Henry Garnet 10/04/20

My son will be 1 on July 1st. Can I start giving him whole milk now so he will be used to it once hes 1? I want to mix it with his formula...hes on the enfamil toddler transitions for 9-18 months.