Originally Posted by
carrotjuice
Don't sweat it. On your booking, just provide only your NZ FF no. After your flight, just submit a KF retroactive claim form and indicate to credit PPS value only.
I've personally done this dozens of times... a little post trip hassle perhaps, but this ensures the miles are not incorrectly credited to KF as well.
Oh crap, why did I take so much time writing my answer, yours is the "don't beat about the bush" version
