I've printed the targets on my 24" bed printer without any problems. The largest i have done is 24x30. I have found I get the best quality by opening the picture in Visio then resizing to print on my plotter.
1999 Mathews Z Max, 29" 65#, Extreme sight, Muzzy ZE rest, 12" B Stinger, STS, Custom gator jaw release
2000 Mathews Q2XL, 29" 65#, Muzzy ZE rest, Sure Loc 9" Challenger with Extreme center drilled Scope, Specialty Peep, STS, 30" Specialty stab, Tru ball Chappy Boss with talon head.