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 13.91
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -14.43 -0.375 5.40
Prot (kg) -11.56 -0.441 5.10
Fertility Sub Index 0.13
Calving Interval (days) 0.14 -1.459 -0.20
Survival (%) 0.30 1.117 0.34
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.75
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.31 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 22.47

* Based on an €80/tonne carbon price