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 10.17
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -12.29 -0.375 4.60
Prot (kg) -7.69 -0.441 3.39
Fertility Sub Index -0.11
Calving Interval (days) 0.34 -1.459 -0.50
Survival (%) 0.35 1.117 0.39
Calving Sub Index -0.80
Gestation Length (days) 0.87 -0.919 -0.80
Beef Sub Index -3.23
Carcass Weight (kg) 6.00 -0.528 -3.17
Age of Slaughter (days) 0.14 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 7.82

* Based on an €80/tonne carbon price