SAN FRANCISCO (S&P Global Ratings) May 18, 2022--S&P Global Ratings today assigned its 'B' issue-level rating to U.S.-based cruise operator Carnival Corp.'s proposed $1 billion senior unsecured notes due 2030. The recovery rating is '4', indicating our expectation of average (30%-50%; rounded estimate: 45%) recovery for noteholders in the event of a default. Carnival plans to use proceeds from the notes to prefund a portion of the $2.9 billion of principal payments due in fiscal 2023. Since the transaction is largely debt for debt, it does not affect our 'B' issuer credit rating or negative rating outlook on Carnival. We continue to expect adjusted credit measures in fiscal 2022 (ending Nov. 30) to remain very weak given a gradual resumption