Grading Shell Eggs

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Grading Shell Eggs
Created By Jerry Taylor Agriculture Education
Teacher, Madison County High School Georgia
Agricultural Education Curriculum Office July 2003
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Why Grade Shell Eggs?

• It sets a desired uniform measure of quality.

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What are the Grades of shell eggs?

• A
• B

• Dirty

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Standards for an A Quality Shell Egg

• Stains
• Adhering Material
• Shell Shape
• Shell Texture
• Body Checks
• Shell Thickness

• Very Small cage marks.
• None
• Normal
• Small scattered calcium deposits.
• Ridges not affecting shell shape.
• Free from thin spots.

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Standards for a B Quality Shell Egg

• Stains
• Adhering Material
• Shell Shape
• Shell Texture
• Body Checks
• Shell Thickness

• Slight stain up to 1/32 of the shell.
• None
• Can be round or long pointed.
• Uneven texture, large calcium deposits.
• Definite ridges.
• Pronounced thin spots.

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Standards of a Dirty Shell Egg

• Stains
• Adhering Material

• Prominent Stain over 1/32 of the shell.
• Adhering material ( feather, yolk,
  manure,etc.)