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 8.70
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -5.34 -0.375 2.00
Prot (kg) -9.69 -0.441 4.28
Fertility Sub Index -8.55
Calving Interval (days) 4.26 -1.459 -6.22
Survival (%) -2.09 1.117 -2.33
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index 0.02
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 0.61

* Based on an €80/tonne carbon price