When you think about the term "co-parenting," it assumes you'll be cooperating and coordinating with your children's other parent. That may be the ideal but, in reality, it can be a lot harder than just agreeing to stick to a schedule. Each parent has their own parenting philosophy, and they can be quite different.
When people with children consider divorce, it is always with some hesitation. After all, so many sources have told us that divorce can be emotionally devastating for children.