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 4.06
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -3.20 -0.375 1.20
Prot (kg) -4.13 -0.441 1.82
Fertility Sub Index -4.06
Calving Interval (days) 1.92 -1.459 -2.80
Survival (%) -1.13 1.117 -1.26
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.18
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 1.08

* Based on an €80/tonne carbon price