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 16.54
Milk (kg) -261.00 -0.014 3.65
Fat (kg) -15.36 -0.375 5.75
Prot (kg) -16.15 -0.441 7.13
Fertility Sub Index -2.08
Calving Interval (days) 0.88 -1.459 -1.28
Survival (%) -0.71 1.117 -0.79
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index 0.39
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.51 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 15.35

* Based on an €80/tonne carbon price