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 5.94
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -4.06 -0.375 1.52
Prot (kg) -6.40 -0.441 2.82
Fertility Sub Index 16.57
Calving Interval (days) -11.36 -1.459 16.57
Survival (%) 0.00 1.117 0.00
Calving Sub Index 2.02
Gestation Length (days) -2.20 -0.919 2.02
Beef Sub Index 3.52
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) -2.40 -0.432 1.04
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 30.50

* Based on an €80/tonne carbon price