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 9.28
Milk (kg) -203.00 -0.014 2.84
Fat (kg) -3.73 -0.375 1.40
Prot (kg) -11.41 -0.441 5.04
Fertility Sub Index -4.84
Calving Interval (days) 2.33 -1.459 -3.40
Survival (%) -1.29 1.117 -1.44
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.66
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 7.22

* Based on an €80/tonne carbon price