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 7.91
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -7.79 -0.375 2.92
Prot (kg) -7.24 -0.441 3.20
Fertility Sub Index -4.27
Calving Interval (days) 1.99 -1.459 -2.90
Survival (%) -1.22 1.117 -1.36
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.06
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.45 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 4.37

* Based on an €80/tonne carbon price