Food Traceability & Agriculture

Egg Shell Stamp & Code Decoder

Ever wondered what the pink ink stamp on your breakfast egg means? Decode farming method (0 to 3), country of origin, and certified USDA quality grades.

Decode Any European / International Egg Shell Stamp (e.g. 0-DE-1234501):

1st Number (Method):Organic (Ökologische Erzeugung / Organik)

2 Letters (Origin Country):Germany (Deutschland)

Farm Registration ID:1234501

Select Farming Method Code (0, 1, 2, 3):

Organic (Ökologische Erzeugung / Organik)

Premium Organic

Living Conditions:

Hens have continuous daytime outdoor access with vegetation, natural light, and strict animal welfare limits.

Space Per Hen:

Max 6 hens per m² indoors, and at least 4 m² of outdoor roaming space per hen.

Feed & Welfare:

100% organic feed with no synthetic fertilizers or chemical pesticides. Beak trimming is strictly banned.

American USDA Egg Quality Grades (AA vs A vs B)

Grade AA

White & Yolk: Thick, firm white; round high yolk

Best For: Fried eggs, poaching

Grade A

White & Yolk: Medium firm white; round yolk

Best For: General supermarket standard

Grade B

White & Yolk: Thin white; flatter yolk

Best For: Baking, scrambling, liquid egg mix