Apple Music: 150% Cashback (New Subscribers Only) @ ShopBack

Individual plan $12.99
Family plan $19.99

I can't see the family plan being excluded, which means after the initial first month free and payment made for the second month, cashback should work out to be $29.99 for the family plan.

Cashback exclusions

We calculate Cashback based on the purchase price, excluding:

Taxes
Shipping and delivery fees
This Cashback deal is not valid together with:

Any Gift Card, Voucher or store credit purchase
Any Gift Card or Voucher redemption
Other store deals unless otherwise stated
Other loyalty programmes unless otherwise stated
Vouchers or Promo codes not featured on our platform
Any exceptions will be at the store's discretion.

Special notes from store

Cashback is only eligible for new subscriptions. Only after the services have been paid for in full after the trial period will the cashback be eligible.
Cashback will be based on the first payment of the subscription.
Cashback is not applicable for subscriptions with a Student promotion.