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 7.43
Milk (kg) -78.00 -0.014 1.09
Fat (kg) -0.80 -0.375 0.30
Prot (kg) -13.68 -0.441 6.04
Fertility Sub Index -5.44
Calving Interval (days) 1.95 -1.459 -2.85
Survival (%) -2.32 1.117 -2.59
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index 0.39
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 4.34 -0.432 -1.87
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 5.25

* Based on an €80/tonne carbon price