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 11.10
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -14.43 -0.375 5.40
Prot (kg) -8.91 -0.441 3.93
Fertility Sub Index 1.09
Calving Interval (days) -0.77 -1.459 1.12
Survival (%) -0.03 1.117 -0.03
Calving Sub Index 1.25
Gestation Length (days) -1.36 -0.919 1.25
Beef Sub Index -0.08
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 4.58 -0.432 -1.98
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index 13.61

* Based on an €80/tonne carbon price