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 2.21
Milk (kg) 19.00 -0.014 -0.27
Fat (kg) -1.89 -0.375 0.71
Prot (kg) -4.01 -0.441 1.77
Fertility Sub Index -11.48
Calving Interval (days) 6.25 -1.459 -9.12
Survival (%) -2.11 1.117 -2.36
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -1.34
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 2.62 -0.432 -1.13
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index -8.35

* Based on an €80/tonne carbon price