Here is the link to the scan in its original Facebook album so you can see the caption that the uploader added:
I understand your argument and agree with most of it, but fan-logic doesn't defeat official images and information. We have no reason to believe that the uploader is just speculating, so it makes more sense to change our original interpretations to coincide with additional information. Ever thought that maybe to enforce such a law, everyone on Krypton is forcibly sterilized or babies accidentally conceived naturally are apprehended by the state so they they can be born in coherence with the law. Maybe the Council took Kal away from Jor-El and Lara and Jor-El is trying to steal him back before it is too late?