I guess I should add (after my tirade against the two blade broadheads (Which I certainly don't buy into after my testing)) that with the minimum legal archery equipment for moose, my wife shot through that moose completely and had 20" of arrow hanging out its opposite side and only went 50 yards and fell over dead.
20 yards broadside
Bowtech Carbon Rose
Gold-Tip Arrows
Muzzy-4 blade