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Developed by: Richard Coffey, Extension Swine Specialist, University of Kentucky

Quiz for Swine EPDs. Developed by: Richard Coffey, Extension Swine Specialist, University of Kentucky Kevin Laurent, Extension Associate, University of Kentucky Warren Beeler, Kentucky Department of Agriculture. Edited for Georgia by Frank B. Flanders

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Developed by: Richard Coffey, Extension Swine Specialist, University of Kentucky

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  1. Quiz for Swine EPDs Developed by: Richard Coffey, Extension Swine Specialist, University of Kentucky Kevin Laurent, Extension Associate, University of Kentucky Warren Beeler, Kentucky Department of Agriculture Edited for Georgia by Frank B. Flanders Georgia Agriculture Education Curriculum Office March 2002

  2. Progeny • Offspring • Children • Young • Descendants 2

  3. EPD- Expected Progeny Differences • Looking at genetics to make the best litters. • Look at parents to determine what babies will be like

  4. Expected Progeny Differences • Expected progeny differences (EPDs) provide estimates of the genetic value of an animal as a parent. 4

  5. NBA • Number Born Alive 5

  6. 21-DLW • 21 Day Litter Weight • How much will they weigh in 21 days • Weaned by then 6

  7. BF- Backfat • LEA- Loin Eye Area- get pork chops from loin (across back of pig) 7

  8. Question 1 Which sow will have the largest litter? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  9. Sow D - she has the highest no. pigs born alive (NBA) EPD Question 1 Which sow will have the largest litter? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  10. Question 2 Which sow is the heaviest milking? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  11. Sow B - she has the highest 21-day litter weight (21-DLW) EPD Question 2 Which sow is the heaviest milking? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  12. Question 3 Which sow’s pigs will be the lightest muscled? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Ewe Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  13. Sow B - she has the lowest loin eye area (LEA) EPD Question 3 Which sow’s pigs will be the lightest muscled? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Ewe Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  14. Question 4 Which sow’s pigs will be the oldest at 260 pounds? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  15. Sow A - she has the highest days to 260 lbs (DAYS) EPD Question 4 Which sow’s pigs will be the oldest at 260 pounds? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  16. Question 5 Which sow’s pigs will be the fattest? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  17. Sow B - she has the highest backfat (BF) EPD Question 5 Which sow’s pigs will be the fattest? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  18. Question 6 Which sow will have the fewest pigs at birth? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Ewe Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  19. Sow B - she has the lowest no. pigs born alive (NBA) EPD Question 6 Which sow will have the fewest pigs at birth? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Ewe Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  20. Question 7 Which sow’s litter will be the heaviest at weaning? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  21. Sow B - she has the highest 21-day litter weight (21-DLW) EPD Question 7 Which sow’s litter will be the heaviest at weaning? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  22. Question 8 Which sow’s pigs will have the highest percentage carcass lean? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Ewe Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  23. Sow C - she has the lowest backfat (BF) and the highest loin eye area (LEA) EPDs Question 8 Which sow’s pigs will have the highest percentage carcass lean? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Ewe Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  24. Question 9 Which sow’s pigs will be the fastest growing? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  25. Sow C - she has the lowest days to 260 lbs (DAYS) EPD Question 9 Which sow’s pigs will be the fastest growing? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  26. Question 10 Which sow’s pigs will have the largest pork chops? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

  27. Sow C - she has the highest loin eye area (LEA) EPD Question 10 Which sow’s pigs will have the largest pork chops? Days to 260 LBS (DAYS) 21-day litter weight (21-DLW) No. pigs born alive (NBA) Loin Eye Area (LEA) Backfat (BF) A +0.2 -3.0 +0.1 -0.01 +0.6 B -0.3 +4.2 -3.1 +0.07 -0.4 C +0.4 +3.2 -3.8 -0.09 +0.8 D +0.6 +1.4 -2.2 0.00 +0.3

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