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What is the purpose of the SCA coffee grading protocol?

Quick answer

The SCA coffee grading protocol provides a standardized, objective framework for evaluating coffee quality. By establishing consistent industry standards for physical inspection and sensory analysis, it allows producers, exporters, and roasters to communicate effectively about the value and quality of , ensuring that meets specific benchmarks for cleanliness, uniformity, and flavor potential.

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The real story

The Association (SCA) grading protocol serves as the universal language of the coffee trade. Before this protocol existed, buyers and sellers often had no common way to describe the quality of a lot, leading to confusion and inconsistent pricing. By creating a rigorous, repeatable system, the SCA allows the entire supply chain to speak the same language, from the farm in the coffee belt to the roastery in your neighborhood.

The protocol is divided into two main pillars: physical grading and sensory . Physical grading involves inspecting a 350-gram sample for defects, such as black beans, sour beans, or foreign matter. This ensures that the coffee is free from major issues that would negatively impact the final cup. It also measures and moisture content to ensure the beans will roast evenly.

Sensory analysis, or , is the second pillar. This is where trained professionals evaluate the coffee's fragrance, flavor, acidity, body, and balance. By using a standardized 100-point scale, the protocol helps distinguish specialty-grade coffee—which typically scores 80 points or higher—from commercial-grade coffee. This distinction is vital for farmers, as it allows them to command higher prices for higher-quality, well-processed crops.

Beyond trade, the protocol is a tool for continuous improvement. It helps roasters identify the potential of a specific origin and allows producers to see how their processing methods affect the final score. It is not just about assigning a number; it is about understanding the intrinsic value of the coffee. In practice, this means that when you see a coffee labeled as 'specialty,' you can be confident that it has been vetted against these global standards for quality and consistency.

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