Baby Chinchilla Diet: Hay

My breeder finally messaged me about my baby! He is currently 3 weeks old!(I'll attach a pic) I have waited so long to get one and will pick him up on April 27 when he is 9 weeks old! I am getting Mazuri pellets from the feed store because I heard its the best and that's what my breeder is feeding him. I do have a question about the type and brand of hay to feed him.

I originally was going to buy 3 lbs of timothy and 3 lbs of alfalfa (DuMOR brand) but have read recently that alfalfa should...

Baby Chinchilla Diet: Hay