Holding(s) in Company

TR-1: Notifications of Major Interests in Shares                               
                                                                               
1. Identity of the issuer or the underlying issuer of existing shares to which 
voting rights are attached:                                                    
                                                                               
Carnival plc                                                                   
                                                                               
2. Reason for notification                                       [Yes/No]      
                                                                               
An acquisition or disposal of voting rights                         Yes        
                                                                               
An acquisition or disposal of financial instruments which           N/A        
may result in the                                                              
acquisition of shares already issued to which voting rights                    
are attached                                                                   
                                                                               
An event changing the breakdown of voting rights                    N/A        
                                                                               
Other (please specify):                                             N/A        
                                                                               
3. Full name of person(s)  UBS Global Asset Management Traditional             
subject to notification                                                        
obligation:                                                                    
                                                                               
4. Full name of            Registered Holder:                                  
shareholder(s) (if                                                             
different from 3):                                                             
                                                                               
5. Date of transaction                        12 August 2008                   
(and date on which the                                                         
threshold is crossed or                                                        
reached if different):                                                         
                                                                               
6. Date on which issuer                       14 August 2008                   
notified:                                                                      
                                                                               
7. Threshold(s) that is/                  Non notifiable holding               
are crossed or reached:                                                        

8: Notified Details                                                                                                
                                                                                                                   
A: Voting rights attached to shares                                                                                
                                                                                                                   
Class/type of    Situation previous to                           Resulting situation after                         
shares              the triggering                               the triggering transaction                        
                      transaction                                                                                  
                                                                                                                   
If possible     Number of    Number of     Number of              Number of                   Percentage of        
use              shares    voting rights     shares             voting rights                 voting rights        
ISIN code                                                                                                          
                                                                                                                   
                                                 Direct     Direct        Indirect        Direct        Indirect   
                                                                                                                   
Ordinary         8,633,210     8,633,210 Non-notifiable Non-notifiable Non-notifiable Non-notifiable Non-notifiable
Shares                                      holdings       holdings       holdings       holdings       holdings   
GB0031215220                                                                                                       
                                                                                                                   
B: Financial Instruments                                                                                           
                                                                                                                   
Resulting situation after the triggering transaction                                                               
                                                                                                                   
                                      N/A                                                                          
                                                                                                                   
Total (A+B)                                                                                                        
                                                                                                                   
Number of voting rights                           Percentage of voting rights                                      
                                                                                                                   
             Non-notifiable holdings                                   Non-notifiable holdings                     
                                                                                                                   
9. Chain of controlled undertakings through which the voting rights and /or the                                    
financial instruments are effectively held, if applicable:                                                         
                                                                                                                   
Proxy Voting:                                                                                                      
                                                                                                                   
10. Name of proxy holder:                                                                                          
                                                                                                                   
11. Number of voting rights proxy                                                                                  
holder will cease to hold:                                                                                         
                                                                                                                   
12. Date on which proxy holder will                                                                                
cease to hold voting rights:                                                                                       
                                                                                                                   
13. Additional information:                                                                                        
                                                                                                                   
14 Contact name:                        Arnaldo Perez, Company Secretary                                           
                                                                                                                   
15. Contact telephone name:             1-305-599-2600