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 8.27
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -6.89 -0.375 2.58
Prot (kg) -8.51 -0.441 3.76
Fertility Sub Index 2.16
Calving Interval (days) -3.04 -1.459 4.44
Survival (%) -2.04 1.117 -2.28
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index 4.11
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) -2.67 -0.432 1.15
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 20.36

* Based on an €80/tonne carbon price