Carnival Corporation & plc                           

                    Notification of Transactions of Directors/PDMRS                

    1    Details of the person discharging managerial responsibilities/person     
         closely associated                                                       
                                                                                  
    a)   Name                 Arnold W. Donald                                    
                                                                                  
    2    Reason for the notification                                              
                                                                                  
    a)   Position/status      Chief Executive Officer of Carnival Corporation &   
                              plc / Director                                      
                                                                                  
    b)   Initial notification Initial Notification                                
         /Amendment                                                               
                                                                                  
    3    Details of the issuer, emission allowance market participant, auction    
         platform, auctioneer or auction monitor                                  
                                                                                  
    a)   Name                 Carnival Corporation                                
                                                                                  
    b)   Legal Entity         F1OF2ZSX47CR0BCWA982                                
         Identifier                                                               
                                                                                  
    4A   Details of the transaction: 1                                            
                                                                                  
    a)   Description of the   Common stock with a nominal value of US$0.01 per    
         financial            share                                               
         instrument, type of                                                      
         instrument:          CUSIP: 143658300                                    
         Identification code:                                                     
                                                                                  
    b)   Nature of the        Vesting of performance-based restricted stock units 
         transaction          ("Performance RSUs") granted on April 16, 2014      
                              pursuant to the Carnival Corporation 2011 Stock     
                              Plan. Each Performance RSU represents one share of  
                              Carnival Corporation common stock. Mr. Donald was   
                              eligible to earn from 0-200% of the stated target   
                              amount of Performance RSUs to the extent that       
                              Carnival Corporation & plc's annual earnings before 
                              interest and taxes, as adjusted for certain fuel    
                              price changes for each of the three fiscal years in 
                              the 2014-2016 performance cycle and return on       
                              invested capital at the end of the three year       
                              performance cycle exceed specified performance      
                              goals, as modified at the end of the three year     
                              performance cycle for Carnival Corporation & plc's  
                              total shareholder return rank relative to peers.    
                              This includes shares from the settlement of dividend
                              equivalents accumulated during the Performance RSU  
                              restricted period.                                  
                                                                                  
    c)   Price(s) and volume         Price(s)                  Volume(s)          
         (s)                           $0.00                     75,863           
                                                                                  
    d)   Aggregated                                                               
         information          75,863                                              
         - Aggregated volume  $0.00                                               
         - Price                                                                  
                                                                                  
    e)   Date of the          2017-2-15                                           
         transaction                                                              
                                                                                  
    f)   Place of the         Off Market                                          
         transaction                                                              
                                                                                  
    4B   Details of the transaction: 2                                            
                                                                                  
    a)   Description of the   Common stock with a nominal value of US$0.01 per    
         financial            share                                               
         instrument, type of                                                      
         instrument           CUSIP: 143658300                                    
         Identification code                                                      
                                                                                  
    b)   Nature of the        Sale of shares to cover tax obligations.            
         transaction                                                              
                                                                                  
    c)   Price(s) and volume         Price(s)                  Volume(s)          
         (s)                          $55.88                     32,049           
                                                                                  
    d)   Aggregated                                                               
         information          32,049                                              
         - Aggregated volume  $55.88                                              
         - Price                                                                  
                                                                                  
    e)   Date of the          2017-2-15                                           
         transaction                                                              
                                                                                  
    f)   Place of the         NYSE                                                
         transaction                                                              

       

    1    Details of the person discharging managerial responsibilities/person     
         closely associated                                                       
                                                                                  
    a)   Name                 Michael O. Thamm                                    
                                                                                  
    2    Reason for the notification                                              
                                                                                  
    a)   Position/status      Chief Executive Officer of the Costa Group          
                                                                                  
    b)   Initial notification Initial Notification                                
         /Amendment                                                               
                                                                                  
    3    Details of the issuer, emission allowance market participant, auction    
         platform, auctioneer or auction monitor                                  
                                                                                  
    a)   Name                 Carnival plc                                        
                                                                                  
    b)   Legal Entity         4DR1VPDQMHD3N3QW8W95                                
         Identifier                                                               
                                                                                  
    4A   Details of the transaction: 1                                            
                                                                                  
    a)   Description of the   Ordinary shares with a nominal value of US$1.66 per 
         financial            share                                               
         instrument, type of                                                      
         instrument           ISIN: GB0031215220                                  
         Identification code                                                      
                                                                                  
    b)   Nature of the        Vesting of performance-based restricted stock units 
         transaction          ("Performance RSUs") granted on April 16, 2014      
                              pursuant to the Carnival plc 2005 Employee Share    
                              Plan. Each Performance RSU represents one share of  
                              Carnival Corporation common stock. Mr. Thamm was    
                              eligible to earn from 0-200% of the stated target   
                              amount of Performance RSUs to the extent that       
                              Carnival Corporation & plc's annual earnings before 
                              interest and taxes, as adjusted for certain fuel    
                              price changes for each of the three fiscal years in 
                              the 2014-2016 performance cycle and return on       
                              invested capital at the end of the three year       
                              performance cycle exceed specified performance      
                              goals, as modified at the end of the three year     
                              performance cycle for Carnival Corporation & plc's  
                              total shareholder return rank relative to peers.    
                              This includes shares from the settlement of dividend
                              equivalents accumulated during the Performance RSU  
                              restricted period.                                  
                                                                                  
    c)   Price(s) and volume         Price(s)                  Volume(s)          
         (s)                           $0.00                     25,614           
                                                                                  
    d)   Aggregated                                                               
         information          25,614                                              
         - Aggregated volume  $0.00                                               
         - Price                                                                  
                                                                                  
    e)   Date of the          2017-2-15                                           
         transaction                                                              
                                                                                  
    f)   Place of the         Off Market                                          
         transaction                                                              
                                                                                  
    4B   Details of the transaction: 2                                            
                                                                                  
    a)   Description of the   Ordinary shares with a nominal value of US$1.66 per 
         financial            share                                               
         instrument, type of                                                      
         instrument           ISIN: GB0031215220                                  
         Identification code                                                      
                                                                                  
    b)   Nature of the        Sale of shares to cover tax obligations             
         transaction                                                              
                                                                                  
    c)   Price(s) and volume         Price(s)                  Volume(s)          
         (s)                          £43.58                     12,846           
                                                                                  
    d)   Aggregated                                                               
         information          12,846                                              
         - Aggregated volume  £43.58                                              
         - Price                                                                  
                                                                                  
    e)   Date of the          2017-2-15                                           
         transaction                                                              
                                                                                  
    f)   Place of the         LSE                                                 
         transaction                                                              

       

    1    Details of the person discharging managerial responsibilities/person     
         closely associated                                                       
                                                                                  
    a)   Name                 David Noyes                                         
                                                                                  
    2    Reason for the notification                                              
                                                                                  
    a)   Position/status      Chief Executive Officer of Carnival UK              
                                                                                  
    b)   Initial notification Initial Notification                                
         /Amendment                                                               
                                                                                  
    3    Details of the issuer, emission allowance market participant, auction    
         platform, auctioneer or auction monitor                                  
                                                                                  
    a)   Name                 Carnival plc                                        
                                                                                  
    b)   Legal Entity         4DR1VPDQMHD3N3QW8W95                                
         Identifier                                                               
                                                                                  
    4A   Details of the transaction: 1                                            
                                                                                  
    a)   Description of the   Ordinary shares with a nominal value of US$1.66 per 
         financial            share                                               
         instrument, type of                                                      
         instrument           ISIN: GB0031215220                                  
         Identification code                                                      
                                                                                  
    b)   Nature of the        Vesting of performance-based restricted stock units 
         transaction          ("Performance RSUs") granted on April 16, 2014      
                              pursuant to the Carnival plc 2005 Employee Share    
                              Plan. Each Performance RSU represents one share of  
                              Carnival Corporation common stock. Mr. Noyes was    
                              eligible to earn from 0-200% of the stated target   
                              amount of Performance RSUs to the extent that       
                              Carnival Corporation & plc's annual earnings before 
                              interest and taxes, as adjusted for certain fuel    
                              price changes for each of the three fiscal years in 
                              the 2014-2016 performance cycle and return on       
                              invested capital at the end of the three year       
                              performance cycle exceed specified performance      
                              goals, as modified at the end of the three year     
                              performance cycle for Carnival Corporation & plc's  
                              total shareholder return rank relative to peers.    
                              This includes shares from the settlement of dividend
                              equivalents accumulated during the Performance RSU  
                              restricted period.                                  
                                                                                  
    c)   Price(s) and volume         Price(s)                  Volume(s)          
         (s)                           $0.00                     2,675            
                                                                                  
    d)   Aggregated                                                               
         information          2,675                                               
         - Aggregated volume  $0.00                                               
         - Price                                                                  
                                                                                  
    e)   Date of the          2017-2-15                                           
         transaction                                                              
                                                                                  
    f)   Place of the         Off Market                                          
         transaction                                                              
                                                                                  
    4B   Details of the transaction: 2                                            
                                                                                  
    a)   Description of the   Ordinary shares with a nominal value of US$1.66 per 
         financial            share                                               
         instrument, type of                                                      
         instrument           ISIN: GB0031215220                                  
         Identification code                                                      
                                                                                  
    b)   Nature of the        Sale of shares to cover tax obligations             
         transaction                                                              
                                                                                  
    c)   Price(s) and volume         Price(s)                  Volume(s)          
         (s)                          £43.58                     1,474            
                                                                                  
    d)   Aggregated                                                               
         information          1,474                                               
         - Aggregated volume  £43.58                                              
         - Price                                                                  
                                                                                  
    e)   Date of the          2017-2-15                                           
         transaction                                                              
                                                                                  
    f)   Place of the         LSE                                                 
         transaction                                                              

    Arnaldo Perez

    General Counsel & Secretary

    Carnival Corporation & plc

    3655 NW 87th Avenue

    MLGL-815

    Miami, FL 33178

    T: 305.599.2600