Carbon Sub Index breakdown

Date of Evaluation Index Trait PTA * Carbon Cost (€) Contribution
PTA * Carbon Cost
May 2023 Milk Sub Index -5.50
Milk (kg) 95.00 -0.014 -1.33
Fat (kg) 4.22 -0.375 -1.58
Prot (kg) 5.87 -0.441 -2.59
Fertility Sub Index 6.20
Calving Interval (days) -3.33 -1.459 4.86
Survival (%) 1.20 1.117 1.34
Calving Sub Index 1.99
Gestation Length (days) -2.17 -0.919 1.99
Beef Sub Index -2.30
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index -6.77
Live WT (kg) 22.10 -0.307 -6.77
Total Carbon Sub Index -6.38
* Based on an €80/tonne carbon price