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 0.32
Milk (kg) -4.00 -0.014 0.06
Fat (kg) -0.34 -0.375 0.13
Prot (kg) -0.31 -0.441 0.14
Fertility Sub Index -1.21
Calving Interval (days) 0.50 -1.459 -0.73
Survival (%) -0.43 1.117 -0.48
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.01
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 0.65

* Based on an €80/tonne carbon price