Notification of Major Interest in Shares

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi 1. Identity of the issuer or the underlying issuerof existing shares to which voting rights are Carnival PLCattached:ii 2. Reason for the notification (please tick the appropriate box or boxes): An acquisition or disposal of voting rights X An acquisition or disposal of qualifying financial instruments which may resultin the acquisition of shares already issued to which voting rights are attached An acquisition or disposal of instruments with similar economic effect toqualifying financial instruments An event changing the breakdown of voting rights Other (please specify): 3. Full name of person(s) subject to the The Capital Groupnotification obligation:iii Companies, Inc. Capital Guardian Trust4. Full name of shareholder(s) Company (if different from 3.):iv Capital Research and Management Company 5. Date of the transaction and date onwhich the threshold is crossed or 23 December 2014reached:v 6. Date on which issuer notified: 24 December 2014 7. Threshold(s) that is/are crossed or Holding has gone belowreached: vi, vii 4% 8. Notified details: A: Voting rights attached to shares viii, ix Class/type of Situation previous Resulting situation after the triggeringshares to the triggering transaction transaction if possible Number Number Number Number of voting % of votingusing of of of shares rights rights xthe ISIN CODE Shares Voting Rights Direct Direct xi Indirect Direct Indirect xii Ordinary 7,544,542 7,544,542 N/A N/A 7,084,542 N/A 3.8491%(GB0031215220) B: Qualifying Financial Instruments Resulting situation after the triggering transaction Type of Expiration Exercise/ Number of voting % of votingfinancial date xiii Conversion Period xiv rights that may be rightsinstrument acquired if the instrument is exercised/ converted. n/a C: Financial Instruments with similar economic effect to Qualifying FinancialInstruments xv, xvi Resulting situation after the triggering transaction Type of Exercise Expiration Exercise/ Number of voting % of votingfinancial price date xvii Conversion rights instrument rights xix, xxinstrument period refers to xviii Nominal Deltan/a Total (A+B+C) Number of voting rights Percentage of voting rights 7,084,542 3.8491% 9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable: xxi Capital Guardian Trust Company - 1,547 - 0.001% Capital Research and Management Company - 7,082,995 - 3.848% EuroPacific Growth Fund Proxy Voting: 10. Name of the proxy holder: 11. Number of voting rights proxy holder will ceaseto hold: 12. Date on which proxy holder will cease to holdvoting rights: 13. Additional information: 14. Contact name: Arnaldo Perez 15. Contact telephone number: 1-305-599-2600