Table 10. Mean RFV indexes in 2016 and 2017

	2016					2017
	Cut 1	Cut 2	Cut 3	Cut 4	Average	Cut1	Cut 2	Cut 3	Cut 4	Cut 5	Average
Variety
RA	150^b	141^b	137^b	128^b	139^b	141^b	152^b	148^b	144^b	166^b	150^b
A	145^b	133^c	133^c	122^b	133^c	138^b	139^c	137^c	135^c	156^c	141^c
LA	170^a	159^a	150^a	147^a	156^a	170^a	172^a	171^a	168^a	181^a	172^a
Last cut
15-Sep	151^b	14^b	136^b	134^a	140^b	148^a	156^a	152^ab	152^a	175^a	157^a
30-Sep	150^b	141^b	140^ab	135^a	141^b	154^a	155^a	155^a	150^a	172^a	157^a
15-Oct	158^a	148^a	143^a	131^a	145^a	147^a	157^a	152^ab	148^a	162^b	153^b
30-Oct	159^a	147^a	141^a	130^a	144^a	149^a	152^a	149^b	145^a	158^b	151^b
p-value
Variety	***	***	***	***	***	***	***	***	***	***	***
Last cut	***	**	**	NS	***	NS	NS	NS	NS	***	***
Variety × Last cut	NS	NS	NS	NS	NS	NS	NS	NS	NS	NS	NS

Different letters in the same column are significant at α level of either 0.05 or 0.01.
**Significant at α level of 0.05 and ***Significant at α level of 0.01.
RFV, relative feed value; RA, Roundup Ready Tonica alfalfa; A, Gunner conventional alfalfa; LA, low-lignin Hi-Gest 360 alfalfa; NS, not significant.