I'm not a fan of utalitarianism myelf, so this might be wrong; this sounds like utalitarianism - as the action you did cause other suffering.

then in your moral philosophy, are all actions that cause suffering (and joy, and all other feelings a human can experience) morally wrong?

Is then not dating, f.ex Morally wrong?

Or is it the impossibility of consent? Yes, a child is unable to consent to being born. Just as we are all unable to consent to the world being created, or nature's whims. I cannot consent to a state on the other side of the world making policies, but I can still react and do things about it.

Is it morally wrong to let animals have children?