This is the draft pick trade value chart -
http://www.nfl.com/draft/story/6330687...
According to this, in order to get the #6 pick, where DJ may be available, we'd have to give up our 1st, 2nd, and 3A...
In order to get the 3rd overall pick, we'd probably have to give up all of our picks or trade one of our better players along with a few picks...