ANSC 3500 ANIMAL BREEDING

SPRING SEMESTER 2005

 

These tables show the herd summary (Phenotypic & Genetic) progress for each calf crop from all herds and three specific herds from six generations of breeding Simulation.

 

HERD SUMMARY ( N= 58 HERDS)

 

Traits Calf Crop

   1

 Calf Crop

   2

 Calf Crop

   3

 Calf Crop

   4

 Calf Crop

   5

 Calf Crop

   6
B_WT

  80.0

 80.0 82.0 83.0 84.0 86.0
Wn_WT

449.0

 455.0 463.0 468.0 478.0 486.0
Yrl_Gain

  2.19

 2.25 2.29 2.31 2.39 2.45
Yrl_WT

801.0

 816.0 831.0 839.0 862.0 978.0
Yrl_HT

 47.3

 47.6 48.1 48.5 49.2 49.8

 

 

Phenotypic and Genetic progress over six generations of selection 

for Yearling weight (Lbs)  in  beef cattle (Approx, 58 herds)

 
Generation The_Best_Herd     The_Bottom_Herd  Average_Of_All_Herds
 

Ph_mean

Gen_ebv

Ph_mean

Gen_ebv

Ph_mean

Gen_ebv
      1    778.0       -2.64    809.0     24.61     800.7    - 0.60
      2    823.0       29.09    794.0       8.98     815.8     13.06
      3    849.0       30.21             830.9     26.58
      4    859.0       47.86    815.0      6.32     838.8     37.01
      5    872.0      59.25    816.0     49.96     861.9     60.05
      6    915.0     109.79    837.0     50.15     878.0     78.33
             
Difference (Gen 6 - Gen 1 )   137.0     112.43      28.0      25.54       77.3      78.93