Research Article
Study on Productive Performances, Constraints, and Opportunities of Improved Chicken under Village Production System in West Shewa Zone, Ethiopia
Table 3
Reproductive and productive performances of crossbred chicken.
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 |  | Variables | Agro-ecology | Overall | value |  | ML (N = 103) | LL (N = 36) |  | Mean ± SE | Mean ± SE | Mean ± SE |  | 
 |  | Egg production per year (crossbred chicken) | 128.49 ± 14.277 | 107.89 ± 1.247 | 118.89 ± 7.678 | 0.182 |  | Pullets age at start egg laying (crossbred chicken) | 183.84 ± 0.860 | 180.36 ± 2.901 | 182.22 ± 1.429 | 0.225 |  | Cockerels age at start to mating (cross breeds) (days) | 176.67 ± 0.813 | 177.07 ± 0.916 | 176.85 ± 0.607 | 0.747 |  | Number of egg incubated | 12.61 ± 0.129 | 12.41 ± 0.129 | 12.52 ± 0.092 | 0.267 |  | Number of egg hatched | 9.11 ± 0.143 | 9.15 ± 0.096 | 9.13 ± 0.088 | 0.852 |  | Days of brooding | 58.79 ± 0.104 | 58.80 ± 0.130 | 58.79 ± 0.082 | 0.915 |  | Hatchability rate (%) | 72.83% | 73.31% | 73.09% |  |  | 
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| ML: mid-land; LL: low-land; N: number of respondents; SE, standard error.
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