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 4.88
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -2.78 -0.375 1.04
Prot (kg) -4.80 -0.441 2.12
Fertility Sub Index 0.52
Calving Interval (days) -0.07 -1.459 0.10
Survival (%) 0.37 1.117 0.41
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index 2.22
Carcass Weight (kg) -8.30 -0.528 4.38
Age of Slaughter (days) 5.01 -0.432 -2.16
Maintenance Sub Index Maint. Sub Index 7.85
Live WT (kg) -25.60 -0.307 7.85
Total Carbon Sub Index 16.06

* Based on an €80/tonne carbon price