You are very hardworking - I commend you!
And fair.
The customer who doesn't pay up cannot expect you to keep waiting and trusting him to come back with money. Of course you did the right thing - why else would the complainer come back and apologize
No days off for the farmer, it's true:

.... that's just our way of life as farmers, we have no weekends because every day is another day to work and attend to the livestock.

You write very well, but the way! I'm surprised you don't have more upvotes.
Also, what a great photo!