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 4.05
Milk (kg) 18.00 -0.014 -0.25
Fat (kg) -5.51 -0.375 2.06
Prot (kg) -5.06 -0.441 2.23
Fertility Sub Index -6.75
Calving Interval (days) 4.02 -1.459 -5.87
Survival (%) -0.79 1.117 -0.88
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 0.17
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 0.28

* Based on an €80/tonne carbon price