i am female sheep (born 27 Feb 1991) abd he is male dog (born 4 oct 1982)

we know each other since 1 year and understand each other a lot. we support and trust each one and want to marry next year.but according to our compatibility it is only 40% and my family are objected by this love marriage because of work position.we believe that the value that we have matters more but still i am worried.