Director/PDMR Shareholding

Notification of Transaction of Director/PDMRS

    MIAMI, April 28 -- Carnival Corporation & plc (NYSE/LSE: CCL; NYSE: CUK)
was notified on April 27, 2010 that the following Director/Persons
Discharging Managerial Responsibilities ("PDMRs") exercised options to
purchase shares and sold shares of Carnival Corporation common stock
("Shares") on the New York Stock Exchange on April 27, 2010 as follows:

    Modesto Maidique, a member of Carnival Corporation & plc's boards of
directors, exercised 3,600 options to purchase Shares at US$22.57 per Share
and 3,600 options to purchase Shares at US$25.915 per Share, and sold 7,200
Shares at an average price of US$42.5596 per Share. Following this
transaction, Mr. Maidique continues to hold directly or indirectly 12,735
Shares and 40,800 options to acquire Shares.

    Gerald R. Cahill, President and Chief Executive Officer of Carnival
Cruise Lines, exercised 6,000 options to purchase Shares at US$22.57 per
Share and 12,000 options to purchase Shares at US$27.875 per Share, and sold
43,000 Shares at an average price of US$43.0491 per Share. Following this
transaction, Mr. Cahill continues to hold directly or indirectly 112,721
Shares and 180,000 options to acquire Shares.

    David Bernstein, Senior Vice President and Chief Financial Officer of
Carnival Corporation, exercised 4,800 options to purchase Shares at US$34.45
per Share and sold 4,800 Shares at an average price of US$43.3980 per Share.
Following this transaction, Mr. Bernstein continues to hold directly or
indirectly 43,617 Shares and 36,000 options to acquire Shares.

    This notification relates to disclosures made in accordance with Rule
3.1.4(R)(1)(a) of the Disclosure Rules and Transparency Rules.

    Further details and a copy of the Forms 4, Statement of Changes in
Beneficial Ownership of Securities, to be filed with the U.S. Securities &
Exchange Commission, can be found at the SEC web site, www.sec.gov, and the
Carnival Corporation & plc web site, www.carnivalcorp.com or
www.carnivalplc.com .