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 6.46
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -6.51 -0.375 2.44
Prot (kg) -5.81 -0.441 2.56
Fertility Sub Index -0.56
Calving Interval (days) 0.27 -1.459 -0.39
Survival (%) -0.15 1.117 -0.17
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 4.34
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) -3.08 -0.432 1.33
Maintenance Sub Index Maint. Sub Index 7.39
Live WT (kg) -24.10 -0.307 7.39
Total Carbon Sub Index 21.40

* Based on an €80/tonne carbon price