Five diets were formulated as [MJ NE/kg; g standardised ileal digestible (SID) lysine/MJ NE]: 1) wheat
(10.0, 1.07); 2) HQ barley (10.0, 1.06); 3) LQ barley without NE correction (9.76, 1.09); 4)
LQ barley with NE correction (10.0, 1.06); and 5) LQ barley with low NE value (9.42, 1.12).