I agree with the above responses...It's more of a personal choice, that being said,
you want to get the arrows that fit your bow set up and what you want to do with them, tarjet only, hunting only, both, 3D, etc...
Also, check this site, has very god info...
http://www.huntersfriend.com/2007-Carbon-Arrows/arrow-selection-guide1.htm
I shoot Gold Tips and ICS as well...