Notification of Major Interest in Shares

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi 1. Identity of the issuer or the underlying Carnival PLCissuerof existing shares to which voting rightsareattached: 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 whichmay result in the acquisition of shares already issued to which votingrights are attached An acquisition or disposal of instruments with similar economic effectto qualifying financial instruments An event changing the breakdown of voting rights Other (pleasespecify): 3. Full name of person(s) subject to The Capital Group Companies, Inc.thenotification obligation: iii 4. Full name of shareholder(s) Capital Guardian Trust Company(if different from 3.):iv Capital International Limited Capital International SÁrl Capital Research and Management Company 5. Date of the transaction and date 25 July 2013onwhich the threshold is crossed orreached: v 6. Date on which issuer notified: 29 July 2013 7. Threshold(s) that is/are crossed Holding has gone above 6%orreached: vi, vii 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 voting rightsusing of of of rights xthe ISIN CODE Shares Voting shares Rights Direct Direct Indirect Direct Indirect xi xii Ordinary 10,789,400 10,789,400 N/A N/A 11,023,960 N/A 6.0062% (GB0031215220) ADRs 502 502 N/A N/A 502 N/A 0.0003% (US14365C1036) B: Qualifying Financial Instruments Resulting situation after the triggering transaction Type of financial Expiration Exercise/ Number of voting % of votinginstrument date xiii Conversion Period rights that may be rights xiv acquired if the instrument is exercised/ converted. C: Financial Instruments with similar economic effect to Qualifying FinancialInstruments xv, xvi Resulting situation after the triggering transaction Type of financial Exercise Expiration Exercise/ Number of voting % of votinginstrument price date xvii Conversion rights instrument rights xix, xx period refers to xviii Nominal Delta Total (A+B+C) Number of voting rights Percentage of voting rights 11,024,462 6.0064% 9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable: xxi Capital Guardian Trust Company - 757,303 - 0.413% Capital International Limited - 44,420 - 0.024% Capital International SÁrl - 73,100 - 0.040% Capital Research and Management Company - 10,149,639 - 5.530% EuroPacific Growth Fund Proxy Voting: 10. Name of the proxy holder: 11. Number of voting rights proxy holder willceaseto 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