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 19.04
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -20.30 -0.375 7.60
Prot (kg) -18.78 -0.441 8.29
Fertility Sub Index -6.27
Calving Interval (days) 2.64 -1.459 -3.85
Survival (%) -2.16 1.117 -2.41
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index -1.87
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index 8.74

* Based on an €80/tonne carbon price