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 1.25
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) -0.34 -0.375 0.13
Prot (kg) -2.73 -0.441 1.20
Fertility Sub Index -12.08
Calving Interval (days) 6.37 -1.459 -9.29
Survival (%) -2.49 1.117 -2.78
Calving Sub Index 1.62
Gestation Length (days) -1.76 -0.919 1.62
Beef Sub Index -1.93
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 1.41 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index -1.69
Live WT (kg) 5.50 -0.307 -1.69
Total Carbon Sub Index -12.82

* Based on an €80/tonne carbon price