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 -3.25
Milk (kg) 84.00 -0.014 -1.18
Fat (kg) 2.79 -0.375 -1.05
Prot (kg) 2.34 -0.441 -1.03
Fertility Sub Index -4.84
Calving Interval (days) 2.37 -1.459 -3.46
Survival (%) -1.24 1.117 -1.39
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.10
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index -6.37

* Based on an €80/tonne carbon price