.327 Fed Mag - just under $5 per 50 using Meister Hardcast 115gr LSWC and Titegroup
.45acp - $11 per 50 using 185gr Rainier plated and Clays and 231.
.45acp - $12 per 50 with 230gr JHP's and BlueDot
.223 - $12 per 50 with 55gr Montana Gold and H335 or Varget.
what calibers are you looking for in particular?
Here's a great site that has been around for awhile and referenced by others, it's a really good cost calculator.
What are you gonna do, talk the alien to death? -- (on Sigourney Weaver's worry about Guns in Aliens)
"Safety is something that happens between your ears, not something you hold in your hands."
"I carry a small gun to compensate for my huge Blue press."