Really unlucky RNG maybe? Do you have any mods active?
As far as I understand it, increasing the number of males will increase the number of attempts at pregnancy. There's another thread in this section about the birds and the bees that does a better job explaining it.
As far as I understand it, increasing the number of males will increase the number of attempts at pregnancy. There's another thread in this section about the birds and the bees that does a better job explaining it.



Also if you don't want to download all of vegetable garden just for tofu, you might be able to convince dismar to make a "Tofu Only" side packet, sort of like his Bio Generator. He's pretty open to suggestions as long as you're polite about it 