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 5.35
Milk (kg) -33.00 -0.014 0.46
Fat (kg) -8.49 -0.375 3.18
Prot (kg) -3.86 -0.441 1.70
Fertility Sub Index -15.65
Calving Interval (days) 7.74 -1.459 -11.29
Survival (%) -3.90 1.117 -4.36
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index 0.32
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.55 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -9.25

* Based on an €80/tonne carbon price