The present article presents an overview of the Agribusiness System of wheat in Brazil. Departing from a methodology developed for mapping and quantifying value chains, the structure of the respective chain is presented, with the main sectors identified and quantified (revenue of the sector with the wheat chain sales in Brazil in 2002). Also, the main coordination problems were identified in the system, as well as the development of a work agenda containing a list of collective actions that should be implemented by the private initiative, in order to minimize the existing problems. It was suggested to the several members of the wheat chain the establishment of an organization, which will integrate the entire system, named Trigo-Brasil (Wheat-Brazil, for implementing the proposed collective actions.