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 4.28
Milk (kg) -150.00 -0.014 2.10
Fat (kg) -1.87 -0.375 0.70
Prot (kg) -3.36 -0.441 1.48
Fertility Sub Index -16.20
Calving Interval (days) 8.33 -1.459 -12.15
Survival (%) -3.62 1.117 -4.04
Calving Sub Index 1.19
Gestation Length (days) -1.29 -0.919 1.19
Beef Sub Index -0.29
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 5.06 -0.432 -2.18
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index -10.00

* Based on an €80/tonne carbon price