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 10.28
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -10.09 -0.375 3.78
Prot (kg) -9.43 -0.441 4.16
Fertility Sub Index 2.61
Calving Interval (days) -1.29 -1.459 1.88
Survival (%) 0.65 1.117 0.73
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.87
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 3.12 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 19.11

* Based on an €80/tonne carbon price