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 11.07
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -11.06 -0.375 4.14
Prot (kg) -11.34 -0.441 5.01
Fertility Sub Index -0.12
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) -0.64 1.117 -0.72
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 1.24
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -1.77 -0.432 0.76
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 15.29

* Based on an €80/tonne carbon price