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 5.35
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -1.99 -0.375 0.75
Prot (kg) -7.65 -0.441 3.38
Fertility Sub Index -0.90
Calving Interval (days) -0.07 -1.459 0.10
Survival (%) -0.90 1.117 -1.01
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index -0.09
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 7.41

* Based on an €80/tonne carbon price