It sounds like there was a lot going on. Attempting to burn and bury the fetus really doesn't help. The article does mention an abusive relationship, which could be justification, but I'd hope if she was literally prevented from getting an abortion for 20+ weeks then this wouldn't be happening.

The mother helped to induce an abortion past 20 weeks and then they worked together to conceal the remains. Pre-Dobbs, this still would have been illegal. This would have been illegal across most of Europe. Nebraska law at the time put the limit at 20 weeks for an abortion.

She had plenty of time. When we're going into the 5 month territory, you know you're pregnant. They had the opportunity to do this the right way.