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 7.33
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -6.56 -0.375 2.46
Prot (kg) -6.94 -0.441 3.06
Fertility Sub Index -5.35
Calving Interval (days) 2.40 -1.459 -3.50
Survival (%) -1.65 1.117 -1.84
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.42
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 3.86

* Based on an €80/tonne carbon price