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 13.54
Milk (kg) -297.00 -0.014 4.16
Fat (kg) -10.96 -0.375 4.11
Prot (kg) -11.95 -0.441 5.27
Fertility Sub Index -5.55
Calving Interval (days) 2.68 -1.459 -3.91
Survival (%) -1.47 1.117 -1.64
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.25
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 9.70

* Based on an €80/tonne carbon price