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 4.47
Milk (kg) -129.00 -0.014 1.81
Fat (kg) 0.61 -0.375 -0.23
Prot (kg) -6.55 -0.441 2.89
Fertility Sub Index -4.87
Calving Interval (days) 1.05 -1.459 -1.53
Survival (%) -2.99 1.117 -3.34
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.08
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -0.91 -0.432 0.39
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 5.09

* Based on an €80/tonne carbon price