Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 8.15
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -4.79 -0.375 1.79
Prot (kg) -8.56 -0.441 3.78
Fertility Sub Index -0.32
Calving Interval (days) 0.01 -1.459 -0.01
Survival (%) -0.27 1.117 -0.30
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.32
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 0.49 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 8.35

* Based on an €80/tonne carbon price