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 14.14
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -13.46 -0.375 5.04
Prot (kg) -15.76 -0.441 6.96
Fertility Sub Index -1.74
Calving Interval (days) 0.35 -1.459 -0.51
Survival (%) -1.10 1.117 -1.23
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 0.61
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.39 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 14.31

* Based on an €80/tonne carbon price