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 7.79
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -8.07 -0.375 3.02
Prot (kg) -5.63 -0.441 2.48
Fertility Sub Index -5.81
Calving Interval (days) 4.25 -1.459 -6.20
Survival (%) 0.35 1.117 0.39
Calving Sub Index -1.59
Gestation Length (days) 1.73 -0.919 -1.59
Beef Sub Index 0.45
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index 2.12

* Based on an €80/tonne carbon price