Rye – Chapter 5
Official Grain Grading Guide

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Export grade determinants tables

Rye, Canada Western (CW)

Grade name	Removable material through 4.5 round-hole sieve		Foreign material
			Total large seeds and wild oats			Cereal grains other than wheat %	Ergot %
	(1) Small seeds %	(2) Total %	Large seeds %	Wild oats %	Total %
No. 1 CW	0.05	0.10	0.10	0.10	0.15	1.5	0.05
No. 2 CW	0.05	0.10	0.15	0.10	0.20	3	0.20
No. 3 CW	0.05	0.10	0.25	0.15	0.25	10	0.33

Grade name	Foreign material
	Mineral matter		Sclerotinia %	Total foreign material, including wheat %
	Stones %	Total mineral matter %
No. 1 CW	0.033	0.066	0.05	2
No. 2 CW	0.033	0.10	0.20	5
No. 3 CW	0.066	0.15	0.33	10

Grade name	Heated %	Sprouted %
No. 1 CW	0.05	0.5
No. 2 CW	0.35	2
No. 3 CW	2	10

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