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 8.01
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -3.88 -0.375 1.45
Prot (kg) -10.32 -0.441 4.55
Fertility Sub Index -5.32
Calving Interval (days) 2.57 -1.459 -3.75
Survival (%) -1.41 1.117 -1.58
Calving Sub Index -1.12
Gestation Length (days) 1.22 -0.919 -1.12
Beef Sub Index 0.31
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 3.06

* Based on an €80/tonne carbon price