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 10.26
Milk (kg) -273.00 -0.014 3.82
Fat (kg) -5.18 -0.375 1.94
Prot (kg) -10.19 -0.441 4.50
Fertility Sub Index -0.17
Calving Interval (days) -1.06 -1.459 1.55
Survival (%) -1.54 1.117 -1.72
Calving Sub Index 1.65
Gestation Length (days) -1.79 -0.919 1.65
Beef Sub Index 3.11
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 0.85 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 18.40

* Based on an €80/tonne carbon price