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 17.12
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -22.04 -0.375 8.26
Prot (kg) -17.30 -0.441 7.64
Fertility Sub Index -3.11
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) -1.15 1.117 -1.28
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.51
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 15.36

* Based on an €80/tonne carbon price