You wont know which one is the right one to clone until you have tested. Using the seed as the mother is fine just takes longer and is no better than using the clone.
We explained it all in the post just above.
Using fems works fine it is just a waste of time and money because to properly select a mother means you are putting down multiple seeds anyway. Just read through the active thread going on right now that explains it all already just a few lines up from this one.