Originally Posted by Shiari

Some females have only started producing dud clutches in their late teens. That happened with a coworker when her snake, who she thought was male, laid her first clutch at 18 years old. And also became eggbound, which sucked. The DNA testing is less than twenty dollars. Candling can work if you know what you're looking for, otherwise waiting until the snake is a couple years old and getting it probed will be the second most accurate. Even probing and popping can be wrong, however.