For my dewlaps, I feed mostly mazuri waterfowl maintenance, with a little Flockraiser and whole corn, and occasional fresh corn/watermelon/romaine lettuce as treats. Plus, they eat my horses' hay in the winter. Then, they get oyster shell and straw to fill nesting boxes in the spring. There's...
As a backyard breeder, absolutely not. The best you can hope for is that the sale of eggs/geese will cover the costs of care. Best case scenario you have a 2yo buff dewlap toulouse pair, and you do not factor initial investment costs. One pair will yield 30 eggs per year. Of those, you...