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 7.84
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -8.96 -0.375 3.36
Prot (kg) -9.34 -0.441 4.12
Fertility Sub Index -6.11
Calving Interval (days) 2.55 -1.459 -3.72
Survival (%) -2.14 1.117 -2.39
Calving Sub Index 1.46
Gestation Length (days) -1.59 -0.919 1.46
Beef Sub Index -1.37
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 3.91 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index 2.40

* Based on an €80/tonne carbon price