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 18.04
Milk (kg) -263.00 -0.014 3.68
Fat (kg) -17.36 -0.375 6.50
Prot (kg) -17.81 -0.441 7.86
Fertility Sub Index -8.10
Calving Interval (days) 4.02 -1.459 -5.87
Survival (%) -2.00 1.117 -2.23
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.05
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.20 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 13.31

* Based on an €80/tonne carbon price