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 3.54
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -1.59 -0.375 0.60
Prot (kg) -3.16 -0.441 1.39
Fertility Sub Index -0.35
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) -0.76 1.117 -0.85
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 2.97
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -3.71 -0.432 1.60
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 16.93

* Based on an €80/tonne carbon price