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 7.92
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -3.71 -0.375 1.39
Prot (kg) -9.97 -0.441 4.40
Fertility Sub Index -4.54
Calving Interval (days) 2.14 -1.459 -3.12
Survival (%) -1.27 1.117 -1.42
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.04
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 4.62

* Based on an €80/tonne carbon price