Follow the method below to make this work. In TS4, this has become quite easy now. Go to the Custom Gender Settings. The modding community of the sims 4, take this very seriously and provides us with the Wicked Woohoo mod. There are some simmers legends I must say that want some extra animation in their Woohoo experience. Your sim female can get pregnant with a couple of different percentage chances level that you can set. Just download and install this mod, and do woohoo anywhere in your house.
Tara. Age: 31.
There are a couple of different ways mentioned in this post you can try, the first one is to use the basic MC command center.
Michaela. Age: 30.
NSFW Mods in The Sims You Won't Believe Exist
The sims 4 is rated PG, so everything in the game comes with some sort of restrictions. You can also use this with your MC woohoo mod. Now, this animation includes all kind of steps that you watch on your incognito browser.