Copy a backup of a Gamecube Game

Hi there and thanks for reading

I have some backups of my GC games that I want to copy over to a better media. Does anybody know if I can use the “dvd-copy” option in “nero” to do that?

Remember, I’m not trying to copy a original game
I want to copy a backup!

And yes, the backup works. It’s just that the media I used give me a lot of “read-error” so I want to copy them over to retekG04 DVDs (I have already used too much time adjusting the pot