NEW YORK (Standard&Poor's) Feb. 16, 2016--Standard&Poor's Ratings Services today assigned its 'BBB+' issue-level rating to Miami-based cruise operator Carnival Corp.'s proposed €500 million senior unsecured notes due 2021. Carnival plans to use the proceeds for general corporate purposes. All other ratings, including the 'BBB+/A-2' corporate credit ratings on Carnival, remain unchanged. The outlook on Carnival is stable. For the complete corporate credit rating rationale, please see our summary analysis on Carnival Corp., published Feb. 11, 2016, on RatingsDirect. RELATED CRITERIA AND RESEARCH Methodology And Assumptions: Liquidity Descriptors For Global Corporate Issuers, Dec. 16, 2014 Key Credit Factors For The Leisure And Sports Industry, March 5, 2014 Corporate Methodology, Nov. 19, 2013 Corporate Methodology: Ratios And Adjustments,