Hens, various birds, quails, guinea fowls, ducks et al are all birds that can be comfortably reared in a poultry farm. Chicken and birds are widely consumed in all parts of the world hence there is a large market for poultry farmers. If you are looking towards starting a livestock breeding business, then one of your options is to settle for poultry farming.
The Poultry Industry is indeed a very large industry and pretty much thriving in all parts of the world, as Ramadan is fast approaching which might be on the 24-26 of April and it might end by 23-26 of May. You can stock by 2nd week of February or 2nd week of May respectively, so as to achieve a desirable weight but it also depends on your target. When you take time to raise a healthy birds, it will definitely reduce the problem of using growth promoter.
The following analysis might help, but it also depends on your target, the analysis is for minimum of 4 kg.

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