Sorry for any cross posting. You may be interested in reading:
1)The WB''s new Livestock Feeding report:
http://documents.worldbank.org/curated/en/2012/11/17036885/identifying-investment-opportunities-ruminant-livestock-feeding-developing-countries
2) FAO's newly released State of Food and Agriculture publication on Investing in Agriculture for a new future:
http://www.fao.org/publications/sofa/en/
http://www.africalivestockdata.org/afrlivestock/