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 3.33
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -1.75 -0.375 0.66
Prot (kg) -2.41 -0.441 1.06
Fertility Sub Index -12.88
Calving Interval (days) 6.60 -1.459 -9.63
Survival (%) -2.91 1.117 -3.25
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index -0.18
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.22 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index -0.28
Live WT (kg) 0.90 -0.307 -0.28
Total Carbon Sub Index -9.20

* Based on an €80/tonne carbon price