Don't forget about Blue Link ERP! Built specifically for distribution and wholesale.
It sounds like you need an ERP solution for your farm, and there are several options. You could check out PoultryManager.com, which has modules for supply chain, medical, hatchery, etc. Alternatively, you could work with a Microsoft Dynamics reseller to set up a customized solution for your business. I believe ...
As ERP evolves to the cloud, Rootstock.com is an excellent candidate for consideration. It uses a very comprehensive framework of logical business processes.