Table 2.

Body weight gain (BWG), feed intake (FI) and feed conversion ratio (FCR) and their respective standard deviations for broilers fed different Met sources (L and DL) and Met:Cys/TSAA ratios

	14 to 28 days
Met:Cys/TSAA
L-Cys	BWG (g)	FI (g)	FCR (g/g)
44:56	912 ± 28.46	1466.50 ± 59.95	1.56 ± 0.07
L-Met/L-Cys
47:53	970 ± 23.46	1489 ± 40.02	1.53 ± 0.03
50:50	991 ± 23.37	1487 ± 29.70	1.50 ± 0.04
53:47	1001 ± 30.37	1486 ± 39.90	1.49 ± 0.07
56:44	1013 ± 21.13	1546 ± 62.03	1.53 ± 0.07
DL-Met/L-Cys
47:53	970 ± 21.03	1458 ± 44.00	1.50 ± 0.04
50:50	994 ± 26.26	1485 ± 60.61	1.49 ± 0.05
53:47	1001 ± 23.18	1478 ± 28.99	1.48 ± 0.05
56:44	1007 ± 24.20	1491 ± 55.89	1.49 ± 0.05
P-value
Proportions	< 0.05	0.35	< 0.05
Sources	0.73	0.21	0.36
Proportions x Sources	0.96	0.84	0.97