The Port Premiership player was always intending to retire at seasons’ end, but called a premature end to his career after he was accepted to the South Australian Metropolitan Fire Service, after applying earlier this year.
In order to begin his career in the SAMFS, Cornes must accept a place in the next training intake or risk not having the opportunity to do so again.
Cornes told portadelaidefc.com.au that he would leave the club with the fondest of memories.
“This is a great football club and I’ve had some incredible times at Port Adelaide and can’t thank the club enough for everything it has given me,” Cornes said.
“This is the right time for me to give someone else an opportunity, we’ve got some terrific young players who will now step and make their mark on the game.”
Cornes will become the first Port Adelaide player to play 300 AFL games.
Read more at portadelaidefc.com.au.