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 5.57
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -5.54 -0.375 2.08
Prot (kg) -5.07 -0.441 2.24
Fertility Sub Index 0.48
Calving Interval (days) -0.12 -1.459 0.18
Survival (%) 0.27 1.117 0.30
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.18
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 3.63 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index 5.46
Live WT (kg) -17.80 -0.307 5.46
Total Carbon Sub Index 16.38

* Based on an €80/tonne carbon price