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 5.03
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -4.26 -0.375 1.60
Prot (kg) -6.71 -0.441 2.96
Fertility Sub Index -5.00
Calving Interval (days) 2.77 -1.459 -4.04
Survival (%) -0.86 1.117 -0.96
Calving Sub Index -1.15
Gestation Length (days) 1.25 -0.919 -1.15
Beef Sub Index 3.55
Carcass Weight (kg) -8.00 -0.528 4.22
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 5.34

* Based on an €80/tonne carbon price