Notification of Major Interest in Shares

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES1. Identity of the issuer or the underlying issuerof existing shares to which voting rights are Carnival plcattached: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 event changing the breakdown of voting rightsOther (please specify):

3. Full name of person(s) subject to the notification Thornburg Investmentobligation:

Management, Inc.4. Full name of shareholder(s) N/A (if different from 3.):5. Date of the transaction (and date on which the 19 February 2013threshold is crossed or reached if differently):6. Date on which issuer notified: 20 February 20137. Threshold(s) that is/are crossed or reached: Below 10% voting rights8. Notified details:A: Voting rights attached to sharesClass/type Situation previous Resulting situation after the triggering transactionof to the triggeringshares transactionif Number Number Number Number of voting % of voting rightspossible of of of shares rightsusing Shares Votingthe ISIN RightsCODE Direct Direct Indirect Direct Indirect 9.94% ORD Below 11% Below 11% N/A N/A 18,120,228 N/A 3121522 (SEDOL)B: Qualifying Financial InstrumentsResulting situation after the triggering transactionType of Expiration Exercise/ Number of voting % of votingfinancial date Conversion Period rights that may be rightsinstrument acquired if the instrument is exercised/ converted. N/ATotal (A+B)Number of voting rights Percentage of voting rights18,120,228 9.94%

9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable:

Thornburg Investment Management holds these shares as discretionary InvestmentManager.Proxy Voting:10. Name of the proxy holder: N/A11. Number of voting rights proxy holder will ceaseto hold: N/A12. Date on which proxy holder will cease to holdvoting rights: N/A13. Additional information:14. Contact name: Arnaldo Perez15. Contact telephone number: 305 599 2600