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 9.73
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -11.82 -0.375 4.43
Prot (kg) -5.70 -0.441 2.52
Fertility Sub Index -1.15
Calving Interval (days) 0.07 -1.459 -0.10
Survival (%) -0.94 1.117 -1.05
Calving Sub Index 2.92
Gestation Length (days) -3.18 -0.919 2.92
Beef Sub Index -1.52
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index -1.81
Live WT (kg) 5.90 -0.307 -1.81
Total Carbon Sub Index 8.17

* Based on an €80/tonne carbon price