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 4.16
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -1.94 -0.375 0.73
Prot (kg) -5.22 -0.441 2.30
Fertility Sub Index -4.62
Calving Interval (days) 2.25 -1.459 -3.28
Survival (%) -1.20 1.117 -1.34
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.06
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 1.19

* Based on an €80/tonne carbon price