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 1.78
Milk (kg) 77.00 -0.014 -1.08
Fat (kg) -3.92 -0.375 1.47
Prot (kg) -3.16 -0.441 1.39
Fertility Sub Index 1.36
Calving Interval (days) -1.56 -1.459 2.28
Survival (%) -0.82 1.117 -0.92
Calving Sub Index 1.13
Gestation Length (days) -1.23 -0.919 1.13
Beef Sub Index -0.20
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 0.71 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 5.23

* Based on an €80/tonne carbon price