Learning the ear notching identification system of pigs
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Subject Area: Other | Grade Level: 9
Lesson Length: 15 minutes or less
Keywords/Tags: Ear notching, pig, litter
Lesson Description: Livestock has various ways of identification. One commonly used on pigs is ear notching. Each of the notches correlates to a number that can identify where the pig came from and who its mother is.

  • Other AS.01.01.02.a
Video : How to read ear notches of pigs
Instructions: Please watch the following video as many times as needed before starting to go through other lesson pages. Understanding the content of the video is very important since the lesson activities will be all about this video content.
Quiz : Ear Notching
Instructions: Please complete this quiz by choosing the correct answer for each question. You can take this quiz as many times needed.
Question #1
An ear notcher is used when notching a pigs ear.
Question #2
When reading ear notches we read left to right. 
Question #3
The litter number is listed first. 
Question #4
The right ear is the litter number. 
Question #5
The left ear is an individual notch. 
Question #6
Ear notches help maintain accurate records.
Question #7
The first quadrant is worth 1
Question #8
The second quadrant is worth 3. 
Question #9
The third quadrant is worth 9. 
Question #10
The last quadrant is worth 27.