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 11.16
Milk (kg) -169.00 -0.014 2.37
Fat (kg) -9.60 -0.375 3.60
Prot (kg) -11.78 -0.441 5.20
Fertility Sub Index -11.50
Calving Interval (days) 5.94 -1.459 -8.67
Survival (%) -2.54 1.117 -2.84
Calving Sub Index 0.15
Gestation Length (days) -0.16 -0.919 0.15
Beef Sub Index 0.45
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.39 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 1.60

* Based on an €80/tonne carbon price