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 7.84
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -6.06 -0.375 2.27
Prot (kg) -7.52 -0.441 3.32
Fertility Sub Index -5.01
Calving Interval (days) 2.59 -1.459 -3.78
Survival (%) -1.10 1.117 -1.23
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index 0.29
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 4.08

* Based on an €80/tonne carbon price