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 6.80
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -5.69 -0.375 2.13
Prot (kg) -5.41 -0.441 2.39
Fertility Sub Index -2.37
Calving Interval (days) 1.89 -1.459 -2.76
Survival (%) 0.35 1.117 0.39
Calving Sub Index 1.88
Gestation Length (days) -2.04 -0.919 1.88
Beef Sub Index 0.50
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 3.74 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 11.00

* Based on an €80/tonne carbon price