Exhibit 21 AGRIBRANDS INTERNATIONAL, INC. SUBSIDIARIES August 31, 2000 Name Of Subsidiary Country/State of Incorporation and Qualified to do Business AMERICAS Agribrands do Brasil Ltda. Brazil Agribrands Purina Canada Inc. Canada Agribrands Purina Colombia, S.A. Colombia Agribrands De l Salvador Ltda. El Salvador Incubadora del Centro S.A. Colombia Industrias Purina Ltd. Grand Cayman Island Agribrands Purina de Guatemala, S.A. Guatemala Agribrands Purina Mexico S.A. de C.V. Mexico Alimentos Nutritivos, S.A. de C.V. Mexico Industrias Purina, S.A. de C.V. Mexico Proveedora de Alimentos Avepecuarios, S.A. de C.V. Mexico Arecer Inmobiliaria, S.A. de C.V. Mexico Latin American Agribusiness Development Corporation S.A. Panama Agribrands Purina Peru S.A. Peru Agribrands Purina Venezuela, C.A. Venezuela Granjas Geneticas Porcinas de Venezuela, C.A. Venezuela Nutrimentos Lomgimar, C.A. Venezuela ASIA Agribrands Purina (Fushun) Feedmill Co., Ltd. China Agribrands Purina (Langfang) Feedmill Co., Ltd. China Agribrands Purina Nanjing Feedmill Co., Ltd. China Agribrands Purina (Yantai) Feedmill Co., Ltd. China Agribrands Purina Korea, Inc. Korea Agribrands Philippines, Inc. Philippines Agri Realty Company, Inc. Philippines 1 Metrovet, Inc. Philippines VAC Distributors, Inc. Philippines EUROPE Agribrands Europe France, S.A. France Cofanimo Sarl France D.F.P. Entreprises S.A. France D.F.P. Nutraliance France Sorelap, S.A. France Le Moulin Rouge Ponard et CIE S.A. France Agribrands Europe Hungary Animal Feed And Trading Hungary Company Limited AGX TECH Licensing and Services Limited Liability Hungary Company Agribrands Europe Italia S.p.A. Italy Ralston Purina Trading Italia S.r.l. Italy Agribrands Europe Portugal Portugal Agribrands Europe Espana S.A. Spain Tecnicas de Cogeneracion de Silla, S.L. Spain Agribrands Purina Besin Maddeleri Sanayi Ve Turkey Ticaret A.S. U.S.A. Agri Holding, Inc. Delaware AGX Services, Inc. Delaware Tradico, Inc. Missouri 2