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The World Dairy Expo has special meaning for 34-year-old Holstein breeder Ryan Sonnenburg.

Feed rations account for more than half of the cost of milk production; this number varies depending on the price of milk and feed. How dairies meet feed challenges determines, to a large extent, the economic, social and environmental sustainability of the dairy industry.

Almond hulls are an energy and fiber source I have utilized since starting 18 years ago as a nutrition consultant in California. More than 90% of the dairy farmers I work with feed almond hulls as a concentrate, silage extender or both.

Byproduct feeds are feed ingredients that have had nutrients extracted for human or commercial applications. Examples include soybean meal (oil removed for industrial and human food uses), fuzzy whole cottonseed (fiber used for clothing) and corn distillers grain (production of ethanol as a fuel).

Is it OK to just feed cows, or does it matter what nutrients are fed? Think of it this way: We work to reduce variation during feeding, for both consistent ingredient and nutrient delivery.

Shrinking is generally not your friend. Whether you’re talking about your favorite pair of work pants or feed, it’s not something that benefits you or your operation.