Exhibit 8.1 Industrias Bachoco, S.A. de C.V. Subsidiaries as of December 31, 2003 1. Bachoco, S.A. de C.V. 2. Operadora de Servicios de Personal, S.A. de C.V. 3. Servicios de Personal Administrativo, S.A. de C.V. 4. SEPETEC, S.A. de C.V. 5. Acuicola...Industrias Bachoco Sa De Cv • June 29th, 2004 • Poultry slaughtering and processing
