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 4.70
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -5.68 -0.375 2.13
Prot (kg) -4.55 -0.441 2.01
Fertility Sub Index -9.55
Calving Interval (days) 5.61 -1.459 -8.19
Survival (%) -1.22 1.117 -1.36
Calving Sub Index 1.85
Gestation Length (days) -2.01 -0.919 1.85
Beef Sub Index 0.39
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index -1.84

* Based on an €80/tonne carbon price