Anim Biosci > Volume 31(1); 2018 > Article |
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Parameter and age | Treatment1) | p-value | ||||
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T1 (ED21LH) | T2 (ED28LH) | T3 (EH21LD) | T4 (EH28LD) | T5 (WT) | ||
Body weight (g/bd) | ||||||
7 d | 187.17±5.0 | 187.94±4.6 | 187.39±5.3 | 185.56±5.3 | 186.39±7.1 | 0.9527 |
14 d | 508.84±29.5 | 519.06±16.8 | 523.78±23.7 | 499.44±15.0 | 505.67±16.4 | 0.2843 |
21 d | 981.17a±100.7 | 1,037.33a±44.5 | 1,020.39a±36.6 | 972.78a±55.8 | 896.94b±18.6 | 0.0033 |
28 d | 1,532.11a±153.6 | 1,646.95a±112.2 | 1,627.00a±53.8 | 1,519.50a±76.4 | 1,252.50b±128.1 | 0.0001 |
35 d | 2,064.22a±176.6 | 2,155.72a±176.9 | 2,078.22a±81.5 | 2,020.11a±114.4 | 1,878.22b±155.1 | 0.0393 |
WG (g/bd/week) | ||||||
7–14 d | 321.67a,b±25.6 | 331.11a,b±13.3 | 336.39a±19.4 | 313.89b±16.4 | 319.28a,b±14.2 | 0.0023 |
15–21d | 472.33a±73.7 | 518.28a±34.4 | 496.61a±16.0 | 473.34a±43.8 | 391.28b±28.0 | 0.0005 |
22–28 d | 550.94a±76.7 | 609.61a±71.9 | 606.61a±32.8 | 546.72a±66.1 | 355.56b±128.7 | 0.0001 |
29–35 d | 532.11a,b±47.0 | 508.78b± 68.3 | 451.22b±54.5 | 500.61b±63.4 | 625.72a±143.3 | 0.0191 |
Total | 1,877.05a±174.4 | 1,967.78a±174.8 | 1,890.83a±83.4 | 1,834.56a,b±117.1 | 1691.83b±160.3 | 0.0424 |
FCR | ||||||
7–14 d | 1.13±0.1 | 1.14±0.1 | 1.16±0.3 | 1.11±0.0 | 1.11±0.1 | 0.9916 |
14–21 d | 1.81±0.06 | 1.84±0.05 | 1.81±0.06 | 1.80±0.03 | 1.73±0.36 | 0.8289 |
22–28 d | 1.63b±0.04 | 1.69b±0.05 | 1.66b±0.05 | 1.63b±0.06 | 1.88a±0.08 | 0.0001 |
29–35 d | 1.46±0.1 | 1.34±0.0 | 1.47±0.0 | 1.5±0.1 | 1.42±0.3 | 0.5732 |
Total | 1.83±0.0 | 1.81±0.2 | 1.60±0.0 | 1.92±0.0 | 1.94±0.1 | 0.3288 |
Feed intake (g/bd/d) | ||||||
7–14 d | 51.74±8.5 | 53.79±7.5 | 55.09±11.1 | 49.79±2.8 | 50.52±4.2 | 0.7169 |
14–21 d | 92.56b±10.8 | 101.98a±6.9 | 96.45a,b±3.5 | 90.29b±5.1 | 90.89b±5.1 | 0.0351 |
22–28 d | 122.26b±11.1 | 143.97a±11.8 | 136.06a±9.7 | 120.59b±16.2 | 132.5a,b±5.5 | 0.0083 |
29–35 d | 166.49a±10.24 | 134.52b±27.85 | 160.83a±21.16 | 169.02a±13.12 | 155.87a,b±27.53 | 0.0567 |
Total | 388.75±8.5 | 378.49±37.1 | 396.8±28.6 | 389.60±19.0 | 388.38±27.6 | 0.8217 |
Parameter | Treatment1) | p-value* | ||||
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T1 (ED21LH) | T2 (ED28LH) | T3 (EH21LD) | T4 (EH28LD) | T5 (WT) | ||
Welfare parameter2) | ||||||
Foot pad dermatitis | 0.42b±0.6 | 1.5a±0.6 | 0.5b±0.0 | 0.5b±0.0 | 0.8b±0.0 | 0.0001 |
Hock burning damage | 1.38c±0.4 | 1.75b,c±0.7 | 1.92a,b±0.7 | 2.25a±0.4 | 2.33a±1.0 | 0.0001 |
Breast blisters | 0.67b±0.0 | 1.92a±0.6 | 0.58b±0.5 | 1.00b±0.6 | 1.58a±0.5 | 0.0001 |
Lameness/LTL(s) | ||||||
22 d | 144.17±96.4 | 165.50±87.8 | 83.83±54.2 | 137.92±82.6 | 144.17±62.3 | 0.6219 |
33 d | 64.58b±33.6 | 218.5a±120.2 | 126.00a,b±81.8 | 165.5a,b±66.6 | 142.92a,b±61.7 | 0.0362 |
Fear response/righted down time (s) | 213.5±169.8 | 174.42±79.9 | 158.00±118.3 | 115.50±85.0 | 219.92±75.0 | 0.3997 |
Mortality (%) | 0.00b±0 | 0.00b±0 | 0.00b±0 | 0.08a±0.02 | 0.00b±0 | 0.0018 |
Carcass parameter(g) | ||||||
Skin | 119.5b±4.0 | 162.17a±5.8 | 119.5b±9.8 | 89.00c±14.8 | 131.17b±16.7 | 0.001 |
Eye weight (g)3) | 2.48a±0.5 | 1.91b±0.1 | 1.81b,c±0.4 | 1.19d±0.2 | 1.53c,d±0.1 | 0.0001 |
Eye weight (%)4) | 0.12a± 0.03 | 0.08b± 0.01 | 0.08b±0.01 | 0.05c± 0.01 | 0.08b± 0.01 | 0.0001 |
Fat% of meat | 23.24b±0.0 | 13.03d±5.3 | 16.46c±0.0 | 39.02a±0.1 | 20.96b±0.1 | 0.0001 |
Behaviour | Treatment (TR) | Age (AG) | Session (SD) | TR×AG | TR×SD | TR×AG×SD | EMS |
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Lying | NS | **** | **** | *** | NS | **** | 56.81 |
Eating | NS | **** | *** | ** | *** | **** | 16.37 |
Drinking | NS | NS | **** | NS | NS | NS | 4.49 |
Standing | *** | **** | **** | ** | NS | **** | 16.49 |
Walking | **** | **** | **** | **** | **** | **** | 0.00 |
Preening/lying | NS | **** | NS | NS | NS | NS | 6.62 |
Preening/standing | NS | NS | *** | NS | ** | NS | 1.94 |
Wing leg stretching | *** | NS | **** | NS | NS | NS | 1.74 |
Dust bathing | NS | NS | NS | NS | NS | NS | 2.06 |
Scratching floor | NS | NS | NS | NS | NS | NS | 2.29 |
Sleeping | NS | NS | NS | NS | NS | NS | 0.76 |
Dozing | NS | *** | NS | **** | *** | NS | 0.55 |
Wing flapping | NS | NS | ** | NS | NS | NS | 21.94 |
Litter eating | NS | NS | NS | NS | ** | NS | 10.76 |
Other | NS | **** | ** | NS | NS | NS | 0.81 |
Behaviours (age) | Behaviour,session, treatment | ||||||||||||||||||||
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Morning | Evening | Night | |||||||||||||||||||
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T1 | T2 | T3 | T4 | T5 | SE | p-value | T1 | T2 | T3 | T4 | T5 | SE | p-value | T1 | T2 | T3 | T4 | T5 | SE | p-value | |
Standing | |||||||||||||||||||||
7–14 d | 13.67±5 | 13.68±5 | 19.47± 1 | 11.36±6 | 16.69 ±4 | 1.41 | 0.2843 | 16.69±4 | 17.39±7 | 19.1±6 | 11.35±5 | 15.52±6 | 1.29 | 0.2897 | 6.06a,b±1 | 5.22b±3 | 7.76a,b±4 | 4.99b±4 | 8.85a±5 | 0.74 | 0.0557 |
15–21 d | 4.63b±2 | 8.1a,b±3 | 9.73a±3 | 6.26a,b±4 | 6.49a,b±3 | 0.87 | 0.0519 | 4.47±3 | 6.95±3 | 7.87±4 | 5.09±4 | 4.16±2 | 0.72 | 0.2677 | 4.16b±3 | 4.41b±1 | 7.88a±4 | 4.17b±3 | 5.57a,b±6 | 0.71 | 0.0115 |
22–28 d | 4.17±3 | 3.71±2 | 3.94±2 | 3.7±3 | 6.7±3 | 0.56 | 0.4786 | 7.19±3 | 4.86±3 | 4.64±3 | 6.49±4 | 4.64±4 | 0.53 | 0.6992 | 4.4±2 | 4.64±1 | 7.41±3 | 4.63±2 | 6.72±4 | 0.62 | 0.3073 |
29–35 d | 8.81±3 | 6.25±5 | 5.32±3 | 6.03±3 | 6.49±3 | 0.78 | 0.4741 | 4.63±3 | 3.94±3 | 4.4±2 | 3.48±2 | 3.7±3 | 0.21 | 0.9591 | 6.25±3 | 9.26±5 | 4.4±3 | 3.7±3 | 6.64±2 | 0.97 | 0.1148 |
Lying | |||||||||||||||||||||
7–14 d | 57.03±7 | 60.08±5 | 58.65±7 | 64.22±8 | 59.14± 6 | 1.2 | 0.5352 | 60.29±8 | 55.67±10 | 60.06±2 | 61.9±6 | 53.34±5 | 1.6 | 0.262 | 65.98±6 | 66.05±6 | 62.60±8 | 61.21±5 | 59.13±7 | 1.35 | 0.5748 |
15–21 d | 67.95a±5 | 58.89b±7 | 62.62a,b±8 | 65.17a,b±3 | 65.85a,b±6 | 1.55 | 0.0163 | 68.38a,b±3 | 64.23b±7 | 73.27a±5 | 69.33a,b±7 | 61.92b±9 | 1.99 | 0.0439 | 58.88±5 | 53.34±3 | 53.11±6 | 54.97±6 | 52.65±8 | 1.14 | 0.4262 |
22–28 d | 60.31±6 | 63.76±9 | 63.77±11 | 60.99±14 | 66.55±11 | 1.11 | 0.8622 | 59.16±8 | 64.70±9 | 65.88±10 | 65.43±9 | 64.45±5 | 1.21 | 0.6899 | 62.14±1 | 62.37±5 | 58.43±4 | 58.20±5 | 63.78±7 | 1.12 | 0.5318 |
29–35 d | 63.51b±3 | 65.86a,b±6 | 68.40a,b±9 | 72.11a±4 | 69.99a,b±6 | 1.51 | 0.0171 | 69.11±5 | 68.42±6 | 73.49±9 | 72.56±4 | 71.19±8 | 0.97 | 0.6826 | 59.88a,b±9 | 51.95b±7 | 66.10a±8 | 68.65a±5 | 66.89a±9 | 3.06 | 0.0089 |
Walking | |||||||||||||||||||||
7–14 d | 2.78±1 | 4.17±2 | 2.32±1 | 3.24±1 | 2.08±1 | 0.37 | 0.3089 | 3.01±2 | 5.09±3 | 3.24±2 | 6.02±2 | 3.48±2 | 0.58 | 0.3516 | 2.39±1 | 2.78±1 | 1.15±1 | 1.39±1 | 2.3±1 | 0.31 | 0.9871 |
15–21 d | 3.71a±2 | 1.39a,b±2 | 2.08a,b±1 | 3.24a,b±3 | 0.46b±0 | 0.59 | 0.0121 | 2.15±2 | 1.16±1 | 1.62±1 | 3.01±2 | 1.62±1.3 | 0.31 | 0.543 | 1.39±1 | 1.15±1 | 3.01±2 | 2.78±1 | 1.85±1.1 | 0.36 | 0.2045 |
22–28 d | 4.17a±1 | 0.23b±0 | 1.15b±1 | 3.01a±1 | 0.46b±0 | 0.76 | 0.0001 | 5.33a±3 | 1.62b±1 | 1.85b±1 | 2.31b±1 | 1.85b±1 | 0.69 | 0.0329 | 1.39±1 | 1.62±1 | 2.7±1 | 3.48±1 | 2.54±2 | 0.37 | 0.5604 |
29–35 d | 4.86a±1 | 2.55b±2 | 1.85b±1 | 0.92b±0 | 2.55b±1 | 0.64 | 0.0161 | 3.71±2 | 3.01±1 | 1.85±0 | 2.55±2 | 3.94±2 | 0.38 | 0.626 | 0.46±1 | 1.62±0 | 0.46±0 | 0.92±0 | 1.26±0 | 0.22 | 0.5014 |
Eating | |||||||||||||||||||||
7–14 d | 3.71±1 | 7.8±3 | 3.71±2 | 4.4±1 | 5.56±3 | 0.76 | 0.0892 | 3.0b±2 | 7.65a,b±6 | 5.57a,b±3 | 9.04a±4 | 9.28a±3 | 1.17 | 0.0112 | 9.04a±4 | 8.58a±4 | 9.28a±3 | 10.89a±3 | 4.42b±2 | 1.07 | 0.002 |
15–21 d | 3.71±1 | 8.5±5 | 3.71±2 | 4.41±1 | 9.28±3 | 1.22 | 0.8992 | 11.24a,b,c±4 | 16.69a,b±6 | 8.5c±3 | 10.21b,c±4 | 17.86a±9 | 1.84 | 0.0376 | 9.51±2 | 7.88±4 | 7.88±3 | 10.43±3 | 8.57±5 | 0.49 | 0.8454 |
22–28 d | 8.1± 2 | 8.11± 2 | 9.50±5 | 4.87±2 | 6.49±3 | 0.79 | 0.3518 | 9.05±2 | 11.13±3 | 10.43±6 | 6.48±4 | 9.74±4 | 0.79 | 0.3956 | 3.7±3 | 4.17±3 | 6.73±2 | 3.94±2 | 7.41±2 | 0.77 | 0.4672 |
29–35 d | 7.41a,b±2 | 6.02a,b±2 | 7.88a±3 | 6.49a,b±3 | 3.71b±3 | 0.72 | 0.0171 | 9.74±3 | 8.81±1 | 4.4±3 | 6.26±4 | 6.49±4 | 0.95 | 0.148 | 12.52a,b±5 | 13.45a±1 | 9.74a,b,c±4 | 7.41b,c±2 | 6.36c±4 | 1.38 | 0.0326 |