PA has 2 programs in place... AR = Antler Restrictions and HR = Herd Reduction. Most hunters seem to be in favor of the antler restrictions however the herd reduction is a different story. I haven't hunted PA the last two years however the you can get all the info you want from the following message board:
http://www.huntingpa.com/ubbthreads/ubbthreads.php?Cat=