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 5.08
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -4.25 -0.375 1.59
Prot (kg) -4.53 -0.441 2.00
Fertility Sub Index -8.02
Calving Interval (days) 4.05 -1.459 -5.91
Survival (%) -1.89 1.117 -2.11
Calving Sub Index -0.36
Gestation Length (days) 0.39 -0.919 -0.36
Beef Sub Index 0.68
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.88 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index -1.37

* Based on an €80/tonne carbon price