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 9.11
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -10.94 -0.375 4.10
Prot (kg) -9.64 -0.441 4.25
Fertility Sub Index 0.94
Calving Interval (days) -0.86 -1.459 1.25
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index -0.16
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 13.00

* Based on an €80/tonne carbon price