The No 10 was on crutches and faces nine months of recovery.
"Now I've got a bit of time off, so I can come back and spend more time with my family," he said.
When asked if he had enjoyed playing in New Zealand, Cooper replied: "It's one I'll remember as a learning experience, just with how full-on it's been."
A Herald Online poll yesterday asked if New Zealand crowds had treated Cooper fairly. A third thought so - and 49 per cent thought not, while the rest didn't care.
Two schoolgirls were so horrified by the nastiness, they went to the airport to show him he was still loved.
Wearing homemade "Quade Brigade" T-shirts, Kristie Larsen and Steph Hogg, both 17, waited at Auckland Airport for two hours to meet the player.
The injury to Cooper and another to teammate Kurtley Beale also put a crimp in holiday plans with James O'Connor. Twitter posts yesterday showed they had to cancel because of the injuries.