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 11.11
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -10.71 -0.375 4.01
Prot (kg) -9.78 -0.441 4.32
Fertility Sub Index -5.25
Calving Interval (days) 2.57 -1.459 -3.75
Survival (%) -1.34 1.117 -1.50
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.55
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 2.62 -0.432 -1.13
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 5.36

* Based on an €80/tonne carbon price