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 17.21
Milk (kg) -276.00 -0.014 3.86
Fat (kg) -16.62 -0.375 6.23
Prot (kg) -16.13 -0.441 7.12
Fertility Sub Index 5.45
Calving Interval (days) -3.35 -1.459 4.89
Survival (%) 0.50 1.117 0.56
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.12
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.47 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 25.21

* Based on an €80/tonne carbon price