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 4.92
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -4.51 -0.375 1.69
Prot (kg) -4.40 -0.441 1.94
Fertility Sub Index -0.97
Calving Interval (days) 0.48 -1.459 -0.70
Survival (%) -0.24 1.117 -0.27
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -0.81
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 5.29 -0.432 -2.28
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 9.77

* Based on an €80/tonne carbon price