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 1.29
Milk (kg) -20.00 -0.014 0.28
Fat (kg) -1.19 -0.375 0.45
Prot (kg) -1.28 -0.441 0.56
Fertility Sub Index -4.45
Calving Interval (days) 2.11 -1.459 -3.08
Survival (%) -1.23 1.117 -1.37
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.23
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index -1.43

* Based on an €80/tonne carbon price