Which of the following is NOT a typical characteristic to consider when selecting bucks?

When selecting bucks for a goat breeding program, it is essential to focus on factors that contribute to the overall health, productivity, and genetics of the herd. Genetic background is crucial because it influences the traits of the offspring, including disease resistance, growth rates, and milk production. Temperament is also a significant consideration because bucks can exhibit aggressive behavior that might affect herd dynamics and handling. Breeding history provides insight into the buck's previous performance, including fertility rates and the quality of progeny produced, assisting in making informed breeding decisions.

Color patterns, while they may be visually appealing, typically do not impact the functionality, health, or productivity of the goat. Selecting based solely on color patterns does not ensure that a buck will contribute positively to the herd's genetic pool or overall performance. Therefore, it is not a characteristic that is prioritized in the selection process when compared to the other listed factors.