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 21.16
Milk (kg) -574.00 -0.014 8.04
Fat (kg) -14.60 -0.375 5.47
Prot (kg) -17.34 -0.441 7.65
Fertility Sub Index 1.14
Calving Interval (days) -1.17 -1.459 1.71
Survival (%) -0.51 1.117 -0.57
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index -0.06
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 25.09

* Based on an €80/tonne carbon price