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 13.71
Milk (kg) -246.00 -0.014 3.44
Fat (kg) -12.19 -0.375 4.57
Prot (kg) -12.91 -0.441 5.70
Fertility Sub Index 2.21
Calving Interval (days) -1.75 -1.459 2.55
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 0.07
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.41 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 19.46

* Based on an €80/tonne carbon price