The light yield and energy resolution were measured using photomultiplier tube (XP5200B PMT) readout. High light yield of 15,900 photons per MeV and an energy resolution of 6.5% for 662 keV c-rays (137Cs source) were obtained with the LuAG:Pr (0.19%) crystal. The variation of light yield and energy resolution with praseodymium concentration was also observed.