The determined AMEn for diets formulated to contain 11.8.12.8 or 13.8 MJ ME/kg were 11.66,12.68, or 13.75 MJ/kg respectively; while the determined standardized ileal digestible lys were 0.95,1.00, or 1.21% for diets formulated to contain 15,17,or 19% CP, respectively.