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 -0.97
Milk (kg) -1.00 -0.014 0.01
Fat (kg) 1.11 -0.375 -0.42
Prot (kg) 1.29 -0.441 -0.57
Fertility Sub Index -0.04
Calving Interval (days) -0.24 -1.459 0.35
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.09
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.97 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 5.34

* Based on an €80/tonne carbon price