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 12.90
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -13.35 -0.375 5.00
Prot (kg) -12.42 -0.441 5.48
Fertility Sub Index 2.59
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) 0.78 1.117 0.87
Calving Sub Index -0.67
Gestation Length (days) 0.73 -0.919 -0.67
Beef Sub Index 1.61
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.04 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 20.12

* Based on an €80/tonne carbon price