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 0.92
Milk (kg) -163.00 -0.014 2.28
Fat (kg) 2.77 -0.375 -1.04
Prot (kg) 0.74 -0.441 -0.33
Fertility Sub Index -3.00
Calving Interval (days) 0.99 -1.459 -1.44
Survival (%) -1.39 1.117 -1.55
Calving Sub Index 2.10
Gestation Length (days) -2.28 -0.919 2.10
Beef Sub Index 0.78
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 3.44 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 1.77

* Based on an €80/tonne carbon price