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 2.02
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -1.46 -0.375 0.55
Prot (kg) -2.74 -0.441 1.21
Fertility Sub Index -5.21
Calving Interval (days) 2.55 -1.459 -3.72
Survival (%) -1.33 1.117 -1.49
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.04
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index -1.75

* Based on an €80/tonne carbon price