. . . EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT AS OF MARCH 30, 2004 SUBSIDIARY OR ORGANIZATION JURISDICTION OF INCORPORATION - ------------------------------------------------------------------------------------------------------------------------------------ ACS STORES, LLC DELAWARE ADVANCED BUSINESS CONCEPTS INTERNATIONAL, LLC MINNESOTA AG2AG, LLC DELAWARE AGRICULTURAL INDEMNITY INSURANCE COMPANY VERMONT ALLIANCE MILK PRODUCTS, LLC MINNESOTA AMERICA'S COUNTRY STORES HOLDINGS, LLC DELAWARE AMERICA'S COUNTRY STORES, LLC DELAWARE CALVA PRODUCTS CO., INC. CALIFORINA CHEESE & PROTEIN INTERNATIONAL LLC DELAWARE DIAMOND CROSS, LLC DELAWARE ESSV, L.L.C. DELAWARE FMR, INC. MINNESOTA FORAGE GENETICS ARGENTINA S.R.L. ARGENTINA FORAGE GENETICS, INC. MINNESOTA GOLDEN STATE FEEDS, LLC DELAWARE GOLDEN VALLEY DAIRY PRODUCTS, INC. CALIFORINA HEJLIK PIG CO., L.C. IOWA HERITAGE TRADING COMPANY, LLC DELAWARE L.L. OLDS SEED COMPANY WISCONSIN LAND O'LAKES FARMLAND FEED LLC DELAWARE LAND O'LAKES FOREIGN SALES CORPORATION BARBADOS LAND O'LAKES HOLDINGS, INC. MINNESOTA LAND O'LAKES INTERNATIONAL DEVELOPMENT CORP. DELAWARE LAND O'LAKES MULTITECNOLOGIAS NUTRICIONALES DE MEXICO S.A. DE C.V. MEXICO LOL FARMLAND FEED SPV, LLC DELAWARE LOL FINANCE CO. MINNESOTA LOL HOLDINGS II, INC. DELAWARE LOL POWER, LLC WISCONSIN LOLFC, LLC MINNESOTA MICHIGAN STATE SEED COMPANY MICHIGAN MILK PRODUCTS, LLC MINNESOTA MOARK, LLC MISSOURI MUNSON LAKES NUTRITION, LLC MINNESOTA NORTHWEST FOOD PRODUCTS COMPANY, INC. MINNESOTA NORTHWEST FOOD PRODUCTS TRANSPORTATION, LLC WISCONSIN NUTRA-BLEND, LLC MISSOURI PMI AGRICULTURE, LLC MISSOURI PMI NUTRITION INTERNATIONAL, LLC DELAWARE PMI NUTRITION, LLC DELAWARE PURINA MILLS, LLC DELAWARE QC HOLDINGS, INC. DELAWARE QC INDUSTRIES, INC. PENNSYLVANIA QC, INC. PENNSYLVANIA REALTY LOL, INC. MINNESOTA RESEARCH SEEDS, INC. MISSOURI SEED RESEARCH, INC. OREGON SOYBEAN RESEARCH FOUNDATION, INC. MINNESOTA THOMAS PRODUCTS, LLC DELAWARE