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 18.13
Milk (kg) -367.00 -0.014 5.14
Fat (kg) -15.68 -0.375 5.87
Prot (kg) -16.14 -0.441 7.12
Fertility Sub Index 5.49
Calving Interval (days) -3.64 -1.459 5.31
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 0.10
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.18 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 28.25

* Based on an €80/tonne carbon price