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 14.12
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -16.21 -0.375 6.07
Prot (kg) -11.87 -0.441 5.24
Fertility Sub Index -3.18
Calving Interval (days) 1.88 -1.459 -2.74
Survival (%) -0.39 1.117 -0.44
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index -3.62
Carcass Weight (kg) 4.30 -0.528 -2.27
Age of Slaughter (days) 3.12 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index -2.45
Live WT (kg) 8.00 -0.307 -2.45
Total Carbon Sub Index 4.60

* Based on an €80/tonne carbon price