Table 3.
Item † | Age (days) | C | 1ϕ | 2ϕ | P | 1ϕP | 2ϕP |
---|---|---|---|---|---|---|---|
BW (g) | 1 | 43.00 ± 1.10 | 42.78 ± 1.09 | 42.98 ± 0.78 | 42.82 ± 0.96 | 42.78 ± 1.05 | 43.32 ± 0.38 |
21 | 859.58 ± 14.20 | 874.07 ± 8.85 | 864.67 ± 11.05 | 871.78 ± 6.09 | 874.02 ± 12.31 | 855.10 ± 13.74 | |
35 | 1605.30 ± 39.45 a | 1734.17 ± 47.55 ab | 1741.27 ± 56.58 ab | 1690.43 ± 40.05 ab | 1785.75 ± 31.93 b | 1733.63 ± 56.00 ab | |
BWG (g/bird) | 1–21 | 816.63 ± 13.97 | 861.32 ± 9.47 | 821.70 ± 11.09 | 828.98 ± 6.04 | 831.25 ± 11.91 | 811.80 ± 12.95 |
22–35 | 745.72 ± 40.37 a | 860.10 ± 50.69 ab | 876.60 ± 46.20 ab | 818.65 ± 41.87 ab | 911.73 ± 32.82 b | 878.53 ± 47.67 ab | |
1–35 | 1562.35 ± 40.42 a | 1691.42 ± 47.67 ab | 1698.30 ± 56.55 ab | 1647.63 ± 39.82 ab | 1742.98 ± 32.76 b | 1690.33 ± 55.75 ab | |
FI (g/bird) | 1–21 | 1169.88 ± 18.03 | 1153.10 ± 10.46 | 1111.35 ± 30.52 | 1104.87 ± 37.66 | 1160.58 ± 20.14 | 1131.58 ± 10.33 |
22–35 | 1748.38 ± 24.66 | 1761.45 ± 51.10 | 1650.32 ± 104.62 | 1653.68 ± 40.06 | 1740.27 ± 63.75 | 1760.85 ± 44.20 | |
1–35 | 2918.27 ± 38.40 | 2914.55 ± 55.02 | 2922.88 ± 158.00 | 2758.53 ± 51.98 | 2900.85 ± 70.40 | 2892.42 ± 53.92 | |
FCR (feed/gain) | 1–21 | 1.43 ± 0.17 c | 1.35 ± 0.17 a | 1.37 ± 0.15 ab | 1.40 ± 0.10 bc | 1.37 ± 0.11 ab | 1.34 ± 0.15 a |
22–35 | 2.53 ± 0.12 b | 2.10 ± 0.08 a | 2.06 ± 0.06 a | 1.97 ± 0.06 a | 1.89 ± 0.04 a | 2.01 ± 0.07 a | |
1–35 | 1.87 ± 0.04 b | 1.68 ± 0.03 a | 1.65 ± 0.03 a | 1.61 ± 0.03 a | 1.60 ± 0.03 a | 1.61 ± 0.03 a | |
Mortality rate (%) | 1–21 | 2.08 | 2.08 | 2.08 | NIL | NIL | 2.08 |
22–35 | 2.08 | NIL | 2.08 | NIL | 2.08 | NIL | |
1–35 | 4.17 | 2.08 | 4.17 | NIL | 2.08 | 2.08 |
Each value is the mean ± SE of six replicate cages with eight chickens each. a,b,c Means within the same row with different superscript letters differ significantly (p < 0.05). † C = control (basal diet); 1ϕ = BD + 1 g/kg phage cocktail; 2ϕ = BD + 2 g/kg phage cocktail; P = BD + 1 g/kg probiotic; 1ϕP = BD + 1 g/kg phage cocktail + 1 g/kg probiotic; 2ϕP = BD + 2 g/kg phage cocktail + 1 g/kg probiotic; BW = body weight; BWG = body weight gain.