Before formal recognition, how was the success of the Berger Picard measured?

Answer

In pounds of wool or bushels of grain safely managed

The breed's initial success was measured purely by tangible working output, such as the quantity of wool or grain safely managed, contrasting sharply with conformation-based validation.

Before formal recognition, how was the success of the Berger Picard measured?
raceOriginDogbreedingBerger Picard