Pregnancy Calendar Pregnancy Calendar 2022 Complex body changes and the lack of clear gender prediction methods have left many expectant parents full of expectations and doubts. However, a pregnancy calendar can help you predict your baby\’s gender. This article will explain in detail how to use the pregnancy calendar from four aspects, allowing you to easily predict the gender of your baby in 2022. 1. The relationship between pregnancy cycle and baby’s gender. The first step in predicting gender is to know the pregnancy cycle. The pregnancy cycle starts from the first day of the last menstrual period