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 4.34
Milk (kg) -9.00 -0.014 0.13
Fat (kg) -5.61 -0.375 2.10
Prot (kg) -4.79 -0.441 2.11
Fertility Sub Index -3.73
Calving Interval (days) 1.63 -1.459 -2.38
Survival (%) -1.21 1.117 -1.35
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.36
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.21 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 2.32

* Based on an €80/tonne carbon price