It would probably work, but might be a little hard on your male. I would think a week with each gal would suffice, unless your boy is too worn out! I would give him a good rest after awhile. There have been times that I really wanted to know which female of several was the mother, too.
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Terri
11:18:2 R. ciliatus: Bear, Goldfish, Kermit, Brimstone, WildSpatter-Spots-to-Spare, Pouncer, Studley, Randy, Speckles, Harrys, Bling, Brick, Big Red, Smudge, Belle, Brilliant, Tina, Toni, Beauty, Shine, Harley, Lady, LemonDrop, AllVees, Stunner, Squeaker, Stripe, Penny, BonusBebe, Sapphire & Mango.
1.1.0 R. leachianus henkeli, Nuu Ami : Sam and Ellie
3 neutered barn kitties: Zeb, Patches and Tigger
3 rabbits, Buster Brown, Blackie & Penelope
25 hens