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 4.40
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -1.02 -0.375 0.38
Prot (kg) -5.56 -0.441 2.45
Fertility Sub Index -10.74
Calving Interval (days) 4.85 -1.459 -7.08
Survival (%) -3.28 1.117 -3.66
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.41
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) -0.70 -0.432 0.30
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index -5.38

* Based on an €80/tonne carbon price