...and have had good luck with their fish, but I'm not sure I would count on very many of the 2-5" fish hitting the 5" mark.
I have found that true of my fish farm as well with respect to just about any species. As example, my 6 to 8 inch CC were 5 to 6 but they are very healthy. I suggest you request up front that the fish are to the high side to avoid predation. It's what I have learned to do and seems to work for me.