Exhibit 32.1


                    CERTIFICATION PURSUANT TO
         18 U.S.C. SECTION. 1350, AS ADOPTED PURSUANT TO
          SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In  connection with the filing of the Annual Report on Form  10-K
for  the  fiscal  year ended December 31, 2005  (the  Report)  by
Seaboard Corporation (the Company), the undersigned, as the Chief
Executive Officer of the Company, hereby certifies pursuant to 18
U.S.C. section 1350, as adopted pursuant to section  906  of  the
Sarbanes-Oxley Act of 2002, that, to my knowledge:

     The Report fully complies with the requirements of Section
     13(a) or Section 15(d) of the Securities Exchange Act of 1934;
     and

     The information contained in the Report fairly presents, in
     all material respects, the financial condition and results of
     operations of the Company.

Date: March 6, 2006

                                  /s/ H. H. Bresky
                                  H. H. Bresky, Chairman of the Board,
                                  President and Chief Executive Officer