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 6.43
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -6.61 -0.375 2.48
Prot (kg) -4.94 -0.441 2.18
Fertility Sub Index 1.82
Calving Interval (days) -0.63 -1.459 0.92
Survival (%) 0.81 1.117 0.90
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.92
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 2.99 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 14.37

* Based on an €80/tonne carbon price