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Table 3 Effect of forage level and Cr-Met chelate supplementation diets on carcass weight and meat quality obtained from native Korean beef steers (Hanwoo, Bos taurus)

From: Effects of forage level and chromium-methionine chelate supplementation on performance, carcass characteristics and blood metabolites in Korean native (Hanwoo) steers

Items

Treatment

LF 1)

LFCM 2)

HF 3)

HFCM 4)

Post-fasting weight (kg)

578.33 ± 40.70a

579.00 ± 41.41a

571.67 ± 19.41a

570.71 ± 48.91a

Carcass weight (kg)

343.67 ± 26.59a

344.25 ± 29.36a

345.33 ± 11.33a

339.86 ± 31.67a

Meat quantity

    

Back fat thickness (mm)

10.67 ± 4.80a

10.55 ± 4.58a

7.33 ± 2.07a

10.43 ± 2.87ab

 Rib-eye area (cm2)

75.67 ± 7.17b

76.15 ± 6.33b

84.67 ± 6.65a

68.10 ± 1.12ab

 Meat yield index

57.56 ± 2.26b

67.64 ± 2.08b

69.65 ± 1.24a

68.10 ± 1.12ab

 Quantity grade (A:B:C) (%)

33:50:17

25:50:25

50:50:00

29:71:0

Meat quality

    

 Marbling score

3.17 ± 2.64ab

2.65 ± 1.60b

4.17 ± 2.14ab

4.71 ± 2.02a

 Meat color

4.50 ± 0.55a

4.96 ± 0.22a

4.83 ± 0.75ab

4.64 ± 0.50a

 Fat color

2.67 ± 0.52b

3.00 ± 0.00a

2.83 ± 0.41ab

3.00 ± 0.00a

 Texture

18.17 ± 4.40a

19.60 ± 3.42a

16.83 ± 4.58a

15.57 ± 4.22a

 Maturity

2.00 ± 0.00a

2.00 ± 0.00a

2.00 ± 0.00a

2.07 ± 0.27a

 Quality grade (1+:1:2:3)

33:0:33:33

10:25:45:20

33:33:17:17

36:36:28:0

  1. 1)40% forage in raising stage and 1st fattening period + concentrate without Cr-Met.
  2. 2)40% forage in raising stage and 1st fattening period + concentrate with Cr-Met.
  3. 3)60% forage in raising stage and 1st fattening period + concentrate without Cr-Met.
  4. 4)60% forage in raising stage and 1st fattening period + concentrate with Cr-Met.
  5. abSignificant differences occurred at (P < 0.05).