Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 2.77
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -3.22 -0.375 1.21
Prot (kg) -2.27 -0.441 1.00
Fertility Sub Index -1.47
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) -1.76 1.117 -1.97
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index 0.33
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) -0.40 -0.432 0.17
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 3.78

* Based on an €80/tonne carbon price