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 3.42
Milk (kg) -5.00 -0.014 0.07
Fat (kg) -4.96 -0.375 1.86
Prot (kg) -3.39 -0.441 1.50
Fertility Sub Index -8.93
Calving Interval (days) 4.49 -1.459 -6.55
Survival (%) -2.13 1.117 -2.38
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index -0.55
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 3.60 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 0.00
Live WT (kg) 0.00 -0.307 0.00
Total Carbon Sub Index -6.30

* Based on an €80/tonne carbon price