News Release

Notification of Transaction of Director/PDMRs

MIAMI (May 20, 2015) – Carnival Corporation & plc (NYSE/LSE: CCL; NYSE: CUK) was notified on May 19, 2015 that on that day the following transactions occurred:

Sir John Parker, a member of Carnival Corporation & plc’s Boards of Directors, sold 0.406 of one share of Carnival Corporation common stock, with a nominal value of US$.01 per share, on the New York Stock Exchange. The fractional share was combined by the brokerage house with other fractional shares owned by third-parties and sold at a whole share price of US$47.95. Following this transaction, Mr. Parker continues to hold 36,408 Shares.

Richard Glasier, a member of Carnival Corporation & plc’s Boards of Directors, sold 0.485 of one share of Carnival Corporation common stock, with a nominal value of US$.01 per share, on the New York Stock Exchange. The fractional share was combined by the brokerage house with other fractional shares owned by third-parties and sold at a whole share price of US$47.95. Following this transaction, Mr. Glasier continues to hold 24,686 Shares.

The fractional shares that were sold were acquired pursuant to the dividend reinvestment feature of each individual’s brokerage account.

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 can be found at the Carnival Corporation & plc web site, www.carnivalcorp.com or www.carnivalplc.com.