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 8.91
Milk (kg) 24.00 -0.014 -0.34
Fat (kg) -12.50 -0.375 4.68
Prot (kg) -10.34 -0.441 4.56
Fertility Sub Index -3.72
Calving Interval (days) 1.70 -1.459 -2.48
Survival (%) -1.11 1.117 -1.24
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 0.28
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.40 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 6.22

* Based on an €80/tonne carbon price