BALLERINA OR FASHION DESIGNER? career choices...?

@ the moment i'm a bit unsure... i do ballet and i really enjoy it and have considerd becoming a ballerina in the future but my parents don't think it's a wise choice. i'm also really interested in fashion design and i'm also cosidering becoming a fashion designer... what career path should i follow what's more rewarding? i am very good at both! please help thanks xxx