Weeelll... I'm a devout Blue Dot loader. I don't have a carbine, but I do have a Glock 19, 17 and 17L. My "standard" load uses the Rem. 124 gr. JHP with 7.8 gr. of Blue Dot. Averaged chrono results are:
G19: 1,250 fps
G17: 1,325 fps
G17L: 1,400 fps.
Oddly enough, using the brass...