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 8.01
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -3.55 -0.375 1.33
Prot (kg) -10.31 -0.441 4.55
Fertility Sub Index -4.40
Calving Interval (days) 2.12 -1.459 -3.09
Survival (%) -1.17 1.117 -1.31
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.04
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 5.04

* Based on an €80/tonne carbon price