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 7.56
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -4.29 -0.375 1.61
Prot (kg) -8.95 -0.441 3.95
Fertility Sub Index -4.72
Calving Interval (days) 2.30 -1.459 -3.36
Survival (%) -1.22 1.117 -1.36
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.15
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 4.56

* Based on an €80/tonne carbon price