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 7.88
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -6.91 -0.375 2.59
Prot (kg) -7.58 -0.441 3.35
Fertility Sub Index -8.33
Calving Interval (days) 4.15 -1.459 -6.06
Survival (%) -2.04 1.117 -2.28
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.24
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 0.31 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 0.27

* Based on an €80/tonne carbon price