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 17.93
Milk (kg) -522.00 -0.014 7.31
Fat (kg) -11.46 -0.375 4.29
Prot (kg) -14.35 -0.441 6.33
Fertility Sub Index -0.27
Calving Interval (days) -0.25 -1.459 0.36
Survival (%) -0.57 1.117 -0.64
Calving Sub Index 0.02
Gestation Length (days) -0.02 -0.919 0.02
Beef Sub Index 0.95
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 20.92

* Based on an €80/tonne carbon price