Good score? Bad score? It is the companies that decide whether they want to do business with you.
Generally speaking, the higher the score, the better. Statistically speaking, over 90% of all consumers have exclusively positive characteristics and a good credit rating. But even a negative SCHUFA entry does not necessarily mean the end of a business deal. It is not SCHUFA, but each company itself that decides whether a contract is concluded with you.
You can find further information on scoring under