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 10.01
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -10.46 -0.375 3.92
Prot (kg) -9.77 -0.441 4.31
Fertility Sub Index -4.41
Calving Interval (days) 2.09 -1.459 -3.05
Survival (%) -1.22 1.117 -1.36
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.76
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.19 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 7.74

* Based on an €80/tonne carbon price