I'm getting ready to load some of these up myself. It looks like 3031 gives some good velocities, so I'm going to try there first. I might be able to get my hands on some Big Game, and if I can, I'm going to load up a few with that to try as well.

"A man may not care for golf and still be human, but the man who does not like to see, hunt, photograph or otherwise outwit birds or animals is hardly normal. He is supercivilized, and I for one do not know how to deal with him." ~ Aldo Leopold