If the primary purpose of sexual intercourse is for procreation, I would presume that older couples who can no longer procreate shouldn´t indulge in sexual intercourse. If they can indulge in this act, then why is it necessary that the ejaculation take place in the vagina?
These links should be helpful for understanding the purpose of sex within marriage and the role it may play in an older couple’s life. If you have any further questions or concerns that are not answered by these links, please contact Catholic Answers directly.
[thread=155841]What does the Church teach regarding sex for older couples?[/thread]
[thread=117393]Is non-vaginal intercourse sinful when concepetion is not possible?[/thread]
[thread=73125]Is sex a mortal sin if you can’t produce offspring?[/thread]
[thread=146058]If a person is infertile, may that person marry?[/thread]