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 8.68
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -7.36 -0.375 2.76
Prot (kg) -8.25 -0.441 3.64
Fertility Sub Index -3.92
Calving Interval (days) 2.03 -1.459 -2.96
Survival (%) -0.86 1.117 -0.96
Calving Sub Index 1.42
Gestation Length (days) -1.54 -0.919 1.42
Beef Sub Index 0.65
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.46 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 7.65

* Based on an €80/tonne carbon price