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 4.64
Milk (kg) -63.00 -0.014 0.88
Fat (kg) -5.05 -0.375 1.89
Prot (kg) -4.23 -0.441 1.87
Fertility Sub Index -0.62
Calving Interval (days) 0.21 -1.459 -0.31
Survival (%) -0.28 1.117 -0.31
Calving Sub Index -0.14
Gestation Length (days) 0.15 -0.919 -0.14
Beef Sub Index 0.34
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.03 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 7.00

* Based on an €80/tonne carbon price