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 18.06
Milk (kg) -311.00 -0.014 4.35
Fat (kg) -19.40 -0.375 7.27
Prot (kg) -14.58 -0.441 6.44
Fertility Sub Index -3.92
Calving Interval (days) 2.22 -1.459 -3.24
Survival (%) -0.61 1.117 -0.68
Calving Sub Index -1.80
Gestation Length (days) 1.96 -0.919 -1.80
Beef Sub Index -2.65
Carcass Weight (kg) 2.70 -0.528 -1.42
Age of Slaughter (days) 2.83 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index -1.35
Live WT (kg) 4.40 -0.307 -1.35
Total Carbon Sub Index 8.34

* Based on an €80/tonne carbon price