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 8.06
Milk (kg) 52.00 -0.014 -0.73
Fat (kg) -16.22 -0.375 6.08
Prot (kg) -6.14 -0.441 2.71
Fertility Sub Index -2.52
Calving Interval (days) 1.69 -1.459 -2.47
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index -0.46
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 0.70 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index -1.75
Live WT (kg) 5.70 -0.307 -1.75
Total Carbon Sub Index 4.25

* Based on an €80/tonne carbon price