There is no absolute predictor of fertility.
We can’t tell you if you’ll be able to get pregnant, and neither can any doctor. There's also no predictor of infertility, so we won't be able to tell you that you can't have kids either.
Think of your Grip test as a risk profile, rather than a yes or no answer. If you know your risks when you’re still young, then you still have all the options to do something about them.
According to the NHG Subfertility standards, these are the main risk factors that make it hard for women to get pregnant: