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 4.11
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -3.49 -0.375 1.31
Prot (kg) -2.35 -0.441 1.04
Fertility Sub Index -5.22
Calving Interval (days) 2.97 -1.459 -4.33
Survival (%) -0.79 1.117 -0.88
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -1.46
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 3.88 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index -0.77

* Based on an €80/tonne carbon price