Vaderisnothayden said:

I don't think the jedi are supposed to get women pregnant. I think in some EU thing some jedi got disciplined by the order for getting a woman pregnant.

I'm still glad he let them have sex, despite the unpleasant implications. Otherwise you might get paedophile jedi knights preying on the padawans/younglings and Yoda trying to cover up the scandal.

Dave Chappelle did a skit on his show about such a scandal!

http://www.comedycentral.com/videos/index.jhtml?videoId=213010&title=jedi-sex-scandal