Elementary Egg Basics Created by Connie Page Emanuel County Extension Agent P.O. Box 770 129 N....
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![Page 1: Elementary Egg Basics Created by Connie Page Emanuel County Extension Agent P.O. Box 770 129 N. Anderson Drive Swainsboro, GA 30401 478-237-1226 FAX 478-237-8451.](https://reader033.fdocuments.us/reader033/viewer/2022051614/551a62fc5503463e778b5b01/html5/thumbnails/1.jpg)
Elementary Elementary Egg BasicsEgg Basics
Created by Connie PageCreated by Connie Page
Emanuel County Extension AgentEmanuel County Extension Agent
P.O. Box 770P.O. Box 770
129 N. Anderson Drive129 N. Anderson Drive
Swainsboro, GA 30401Swainsboro, GA 30401
478-237-1226 FAX 478-237-8451478-237-1226 FAX 478-237-8451
[email protected]@uga.edu
April, 2009April, 2009
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A = ShellA = Shell Made of calciumMade of calcium Hen’s diet must have calciumHen’s diet must have calcium PorousPorous Allows evaporation of water Allows evaporation of water
from albumen over timefrom albumen over time Covered with natural bloomCovered with natural bloom Bloom replaced by thin coating Bloom replaced by thin coating
of oil after washingof oil after washing
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B = Air CellB = Air Cell Formed when contents of Formed when contents of
egg cool and contractegg cool and contract Separation of shell Separation of shell
membrane from shellmembrane from shell Located only in large end of Located only in large end of
eggegg Grows larger over time as Grows larger over time as
water evaporates from eggwater evaporates from egg Size indicates interior egg Size indicates interior egg
qualityquality
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C = YolkC = Yolk Suspended in center of eggSuspended in center of egg Gets yellow color from Gets yellow color from
xanthrophyll in hen’s bodyxanthrophyll in hen’s body Contains germinal disc – where Contains germinal disc – where
baby chick development startsbaby chick development starts Surrounded by yolk membraneSurrounded by yolk membrane Flattens over time as quality of Flattens over time as quality of
egg lessensegg lessens
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D = Yolk MembraneD = Yolk Membrane
Surrounds YolkSurrounds Yolk Keeps yolk and albumen Keeps yolk and albumen
separatedseparated
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E = Shell E = Shell MembraneMembrane
Thin inner lining of shellThin inner lining of shell Separates from shell at large end Separates from shell at large end
of the egg to form the air cellof the egg to form the air cell
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F = Thin AlbumenF = Thin Albumen
Thin white part of eggThin white part of egg Amount increases as thick Amount increases as thick
albumen breaks down over timealbumen breaks down over time Less is present in high quality Less is present in high quality
eggegg More is present in lower quality More is present in lower quality
eggegg
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G = ChalazaG = Chalaza
Thick strands of albumen that Thick strands of albumen that help center yolkhelp center yolk
Appear as shiny spots when egg Appear as shiny spots when egg is candledis candled
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H = Thick AlbumenH = Thick Albumen
Thick white part of eggThick white part of egg Surrounds yolk; nourishes Surrounds yolk; nourishes
developing embryodeveloping embryo Fresh, high quality eggs have Fresh, high quality eggs have
more thick albumen than thin more thick albumen than thin albumenalbumen
Appears egg-shaped in high-Appears egg-shaped in high-quality, broken-out eggsquality, broken-out eggs
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Poultry JudgingPoultry JudgingBroken-Out Egg Broken-Out Egg
QualityQuality
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Broken-out Egg QualityBroken-out Egg Quality
Shape and Uniformity of AlbumenShape and Uniformity of Albumen Amount of Thick AlbumenAmount of Thick Albumen Shape and Height of YolkShape and Height of Yolk Presence of Meat or Blood SpotsPresence of Meat or Blood Spots
Less than 1/8 inch diameter = Grade BLess than 1/8 inch diameter = Grade B More than 1/8 inch diameter = InedibleMore than 1/8 inch diameter = Inedible
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AA QualityAA Quality
High AA Average AA Low AA
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A QualityA Quality
High A Average A Low A
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B QualityB Quality
High B Average B Low B
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Mark Your Judging CardMark Your Judging Card
Eggs within a class are numbered.
On the scorecard the egg numbers are vertical.
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Mark Your Judging CardMark Your Judging Card
Eggs within a class are numbered.
Across from each egg, you have a choice of 4 grades:
AA, A, B, or Inedible
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Mark Your Judging CardMark Your Judging Card
Eggs within a class are numbered.
Decide which grade egg #1 should get and fill in the corresponding circle completely with a #2 pencil.
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Mark Your Judging CardMark Your Judging Card
Eggs within a class are numbered.
If egg #1 should get Inedible, your score card would look like this.
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PracticePractice
Grade AAGrade AA
# 1
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PracticePractice
Grade InedibleGrade Inedible
# 2
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PracticePractice
Grade BGrade B
# 3
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PracticePractice
Grade AGrade A
# 4
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PracticePractice
Grade AAGrade AA
# 5
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PracticePractice
Grade BGrade B
# 6
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PracticePractice
Grade AGrade A
# 7
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PracticePractice
Grade AAGrade AA
# 8
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PracticePractice
Grade InedibleGrade Inedible
# 9
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PracticePractice
Grade InedibleGrade Inedible
# 10
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Check Your Judging CardCheck Your Judging Card
Before you turn your card in to the judge, be sure that you filled in only one circle on each line.
What is wrong with this scorecard?
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Check Your Judging CardCheck Your Judging Card
Before you turn your card in to the judge, be sure that you filled in only one circle on each line.
No answer for egg #8!
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Check Your Judging CardCheck Your Judging Card
The correctly marked card for the practice class!
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More PracticeMore PracticeFlash CardsFlash Cards
http://www.poultry.uga.edu/courses/ps2040/flashEggQual2.htmhttp://www.poultry.uga.edu/courses/ps2040/flashEggQual2.htm
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Practice WebsitePractice Websitehttp://www.animal.ufl.edu/Youth/poultry/broken_outs/brokenouts.htm
www.animal.ufl.eduwww.animal.ufl.edu Click on Youth Poultry JudgingClick on Youth Poultry Judging Click on Show Me HowClick on Show Me How Click on Go to Main Practice MenuClick on Go to Main Practice Menu Click on Interior Egg Quality (broken out)Click on Interior Egg Quality (broken out)