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 7.00
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -6.39 -0.375 2.39
Prot (kg) -6.43 -0.441 2.84
Fertility Sub Index 0.39
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) -0.29 1.117 -0.32
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index -0.12
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.08 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 9.00

* Based on an €80/tonne carbon price