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 3.01
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -3.39 -0.375 1.27
Prot (kg) -3.15 -0.441 1.39
Fertility Sub Index -6.01
Calving Interval (days) 2.96 -1.459 -4.32
Survival (%) -1.51 1.117 -1.69
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.39
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.41 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index -2.69

* Based on an €80/tonne carbon price