Rule 32.12.504 - MONTANA WHOLESALE GRADES AND WEIGHT CLASSES FOR SHELL EGGS(1) Grades. (a) Montana specials --- % AA quality must consist of eggs of which at least 20% are AA quality. The actual percentage of AA quality eggs must be stated in the grade name. Within the maximum of 80% which may be below AA quality, not more than 7.5% may be B quality, C quality, dirties or checks in any combination and not more than 2.0% may be loss.(b) Montana extras --- % A quality must consist of eggs of which at least 20% are not less than A quality. The actual total percentage of A quality and better quality eggs must be stated in the grade name. Within the maximum of 80% which may be A quality, not more than 11.7% may be C quality, dirties, or checks in any combination, and not more than 3.0% may be loss.(c) Montana standards --- % B quality must consist of eggs of which at least 20% are not less than B quality. The actual total percentage of B quality and better quality eggs must be stated in the grade name. Within the maximum of 80% which may be below B quality, not more than 11.7% may be dirties or checks in any combination and not more than 4% may be loss.(d) Montana trades --- % C quality must consist of eggs of which at least 83.3% are not less than C quality. The actual total percentage of C quality and better quality eggs must be stated in the grade name. Within the maximum of 16.7% which may be below C quality, not more than 11.7% may be dirties or checks in any combination and not more than 5% may be loss.(e) Montana dirties must consist of eggs that are dirty and may contain not more than 11.7% checks and not more than 5% loss.(f) Montana checks must consist of eggs that are checks and may contain not more than 5% loss.(2) Weight classes. The weight classes for the Mon-tana wholesale grades for shell eggs are as indicated in the following table and, subject to the stated tolerance of 10%, apply to all wholesale grades except Montana dirties and Montana checks. There are no weight classes for Montana dirties and Montana checks.WEIGHT CLASSES FOR MONTANA WHOLESALE GRADES OF SHELL EGGS
| WEIGHT CLASSES | PER 30-DOZEN EGGS | WEIGHTS FOR INDIVIDUAL EGGS AT RATE PER DOZEN |
| AVERAGE NET WEIGHT ON A LOT* BASIS | MINIMUM NET WEIGHT INDIVIDUAL CASE** BASIS | MINIMUM WEIGHT | WEIGHT VARIATION TOLERANCE FOR NOT MORE THAN 10% BY COUNT, OF INDIVI- DUAL EGGS |
| Extra Large... | At Least 501/2 pounds | 50 pounds | 26 ounces | Under 26 but not under 24 ounces |
| Large... | 45 pounds | 44 pounds | 23 ounces | Under 23 but not under 21 ounces |
| Medium... | 391/2 pounds | 39 pounds | 20 ounces | Under 20 but not under 18 ounces |
| Small... | 34 pounds | None | None | None |
* Lot means any quantity of 30-dozen or more eggs.
**Case means standard 30-dozen egg case as used in commercial
practice in the United States.
Mont. Admin. r. 32.12.504
Sec. 81-20-207 MCA; IMP, Sec. 81-20-207 MCA;