If we are going to consider by the way of virtue, a female child will grow and leave her parent house to marry another man and then this has always been the custom, while a male child will be the one to receive in a wife into the family, so they believe that the female child who marry to another man and family entirely has joined with her husband family and she will be bearing his surname henceforth while a male child will maintain his father name through his generation and remain, all these are the olden days customs some of our parents follows and the male child will be the bread winner of the family.