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 17.35
Milk (kg) -315.00 -0.014 4.41
Fat (kg) -18.75 -0.375 7.02
Prot (kg) -13.41 -0.441 5.92
Fertility Sub Index -2.85
Calving Interval (days) 0.92 -1.459 -1.34
Survival (%) -1.35 1.117 -1.51
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.71
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -3.10 -0.432 1.34
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 21.27

* Based on an €80/tonne carbon price