Table 2.

Summary of QTL effect in meat animals

	Total number of vertebrae
	20	21	22	23
QTL	Number of individuals				Total	Average
Q/Q		21	31	2	54	21.65
Q/wt	3	88	21	1	113	21.18
wt/wt	14	16	2		32	20.63
	17	125	54	3	199	21.22
	No. of thoracic vertebrae				No. of lumbar vertebrae
	14	15	16		5	6	7
QTL	No. of individuals			Average	No. of individuals			Average
Q/Q		12	42	15.78	11	39	4	5.87
Q/wt	1	78	34	15.29	21	84	8	5.89
wt/wt	14	16	2	14.63	6	20	6	6.00
	15	106	78	15.32	38	143	18	5.90

QTL type was judged with NV090.