Its stellar showing was coupled with an increased profit forecast for the full year and a positive view of the final quarter.

Carnival recorded non-GAAP net income of $1.4bn in the three months to the end of August, trumping the $1.2bn seen at this stage in 2014.

Donald said in the results statement: “Our third quarter non-GAAP performance was the strongest of any quarter on record with earnings $0.17