Carnival offers optional vacation protection insurance.  You can review more information on this coverage here:

https://www.carnival.com/about-carnival/vacation-protection.aspx

https://affinitytravelcert.com/document/pdfs/CCL_Landing.html

Pricing of insurance varies by cruise cost.  If you’d like pricing for this coverage, just let me know.  You may add insurance at any time up until final payment. Insurance must be paid for when it’s added to your reservation.