Publix Super Markets (PUSH) 10-K 2013 FY Annual report

Exhibit 23

Consent of Independent Registered Public Accounting Firm

The Board of Directors

Publix Super Markets, Inc.:

We consent to the incorporation by reference in the registration statements (No. 033-55867, No. 333-62705, No. 333-63544, No. 333-147049 and No. 333-177948) on Form S-8 of Publix Super Markets, Inc. of our report dated March 3, 2014 with respect to the consolidated balance sheets of Publix Super Markets, Inc. and subsidiaries as of December 28, 2013 and December 29, 2012, and the related consolidated statements of earnings, comprehensive earnings, cash flows and stockholders’ equity for each of the fiscal years in the three-year period ended December 28, 2013, and the related financial statement schedule as of December 28, 2013, which report appears in the December 28, 2013 Annual Report on Form 10-K of Publix Super Markets, Inc.

KPMG LLP

Tampa, Florida

March 3, 2014

Certified Public Accountants

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