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 5.80
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -4.17 -0.375 1.56
Prot (kg) -5.26 -0.441 2.32
Fertility Sub Index -1.24
Calving Interval (days) 0.61 -1.459 -0.89
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -0.56
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 4.73 -0.432 -2.04
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 13.57

* Based on an €80/tonne carbon price