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 5.26
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -4.14 -0.375 1.55
Prot (kg) -5.71 -0.441 2.52
Fertility Sub Index 1.43
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.36
Gestation Length (days) 0.39 -0.919 -0.36
Beef Sub Index 3.48
Carcass Weight (kg) -5.55 -0.528 2.93
Age of Slaughter (days) -1.27 -0.432 0.55
Maintenance Sub Index Maint. Sub Index 3.20
Live WT (kg) -10.45 -0.307 3.20
Total Carbon Sub Index 13.01

* Based on an €80/tonne carbon price