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 2.62
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -2.33 -0.375 0.87
Prot (kg) -2.72 -0.441 1.20
Fertility Sub Index -4.91
Calving Interval (days) 2.37 -1.459 -3.46
Survival (%) -1.30 1.117 -1.45
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.00
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index -0.90

* Based on an €80/tonne carbon price