Determination of dockage is made in the initial sieving. Shrunken and broken kernels and foreign material are determined after the dockage has been removed. The percent dockage is rounded and reported to the nearest tenth percent. ... Damaged Kernels (Total) are recorded to the nearest tenth of a percent.

How is dockage percentage calculated?

Determine the percentage of dockage by combining and weighing all of the material which remained on top of the top (12/64 round-hole) sieve and which passed through the bottom (064-3/8 slotted) sieve. Calculate the percentage by dividing the weight of the dockage by the total sample weight.

What is dockage in barley?

Dockage is weed seeds, weed stems, chaff, straw, grain other than the predominant grain, sand, dirt, and any other material other than the predominant grain which can be removed readily from the grain by use of appropriate sieves and cleaning devices.