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 4.90
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -4.42 -0.375 1.66
Prot (kg) -4.47 -0.441 1.97
Fertility Sub Index -5.62
Calving Interval (days) 2.71 -1.459 -3.95
Survival (%) -1.49 1.117 -1.66
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.14
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.39 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 0.68

* Based on an €80/tonne carbon price