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 0.28
Milk (kg) -1.00 -0.014 0.01
Fat (kg) -0.37 -0.375 0.14
Prot (kg) -0.28 -0.441 0.12
Fertility Sub Index -1.89
Calving Interval (days) 0.67 -1.459 -0.98
Survival (%) -0.82 1.117 -0.92
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.01
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 0.10

* Based on an €80/tonne carbon price