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 -1.56
Milk (kg) 10.00 -0.014 -0.14
Fat (kg) 1.11 -0.375 -0.42
Prot (kg) 2.27 -0.441 -1.00
Fertility Sub Index -2.85
Calving Interval (days) 1.50 -1.459 -2.19
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 4.94
Gestation Length (days) -5.37 -0.919 4.94
Beef Sub Index 7.88
Carcass Weight (kg) -20.40 -0.528 10.76
Age of Slaughter (days) 6.68 -0.432 -2.88
Maintenance Sub Index Maint. Sub Index 13.80
Live WT (kg) -45.00 -0.307 13.80
Total Carbon Sub Index 22.21

* Based on an €80/tonne carbon price