Table 1. Mean values of carcass traits by quality grade (QG)

Items	QG1⁺	QG1	QG2
Carcass weight (kg)	88.91±2.11	90.77±4.90	90.21±10.24
Belly weight (kg)	6.48±0.55	6.64±0.57	6.76±0.81
BFT-5^th TV (cm)	2.30±0.50^b	2.80±0.40^a	2.90±0.80^a
BFT-5^th TV+skin (cm)	3.30±0.60^b	3.80±0.50^a	3.80±0.90^a
BFT-9^th TV (cm)	1.80±0.50^b	2.10±0.40^a	2.30±0.70^a
BFT-9^th TV+skin (cm)	2.70±0.50^b	3.00±0.40^a	3.20±0.80^a
BFT-13^th TV (cm)	1.40±0.40^b	1.70±0.40^a	1.80±0.70^a
BFT-13^th TV+skin (cm)	2.20±0.40^b	2.50±0.40^a	2.60±0.70^a
BFT-6^th LV (cm)	1.00±0.40	1.10±0.30	1.20±0.50
BFT-6^th LV+skin (cm)	1.90±0.50	2.10±0.30	2.10±0.50
BFA-5^th TV (cm²)	102.86±19.71^b	107.54±22.40^b	119.64±25.07^a
BFA-7^th TV (cm²)	90.23±15.81^b	95.51±20.52^ab	103.45±24.23^a

Means with different superscript in the same row significantly differ at p<0.05.
BFT, backfat thickness; TV, thoracic vertebrae; LV, lumbar vertebrae; BFA, backfat area.