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 6.68
Milk (kg) -80.00 -0.014 1.12
Fat (kg) -8.89 -0.375 3.33
Prot (kg) -5.05 -0.441 2.23
Fertility Sub Index 2.56
Calving Interval (days) 0.14 -1.459 -0.20
Survival (%) 2.47 1.117 2.76
Calving Sub Index -1.54
Gestation Length (days) 1.68 -0.919 -1.54
Beef Sub Index -1.44
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 0.27 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 12.32

* Based on an €80/tonne carbon price