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 10.50
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -11.81 -0.375 4.42
Prot (kg) -10.54 -0.441 4.65
Fertility Sub Index -1.58
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) -1.36 1.117 -1.52
Calving Sub Index -0.04
Gestation Length (days) 0.04 -0.919 -0.04
Beef Sub Index -1.33
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 1.00 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 8.08

* Based on an €80/tonne carbon price