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 4.11
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -4.13 -0.375 1.55
Prot (kg) -3.52 -0.441 1.55
Fertility Sub Index -3.49
Calving Interval (days) 1.62 -1.459 -2.36
Survival (%) -1.01 1.117 -1.13
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.41
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.34 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 2.05

* Based on an €80/tonne carbon price