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 7.35
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -3.31 -0.375 1.24
Prot (kg) -9.15 -0.441 4.04
Fertility Sub Index -10.27
Calving Interval (days) 5.26 -1.459 -7.67
Survival (%) -2.32 1.117 -2.59
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 0.68
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index -0.87

* Based on an €80/tonne carbon price