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 8.95
Milk (kg) -12.00 -0.014 0.17
Fat (kg) -12.77 -0.375 4.78
Prot (kg) -9.07 -0.441 4.00
Fertility Sub Index -5.83
Calving Interval (days) 3.07 -1.459 -4.48
Survival (%) -1.21 1.117 -1.35
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index -0.87
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 2.39 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 2.35

* Based on an €80/tonne carbon price