Paternity leave under FMLA is unpaid. This is not in any way comparable to what women get.
But it is 13 weeks. Our company used to give them short term disability, which after seeing two births—they need every minute of that time.
However,they should not complain when their next raise is prorated.
And finally, this is exactly why you have an agent and a lawyer in this business. This stuff is all in the contracts. Good for her.