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 6.32
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -3.21 -0.375 1.20
Prot (kg) -7.08 -0.441 3.12
Fertility Sub Index -1.38
Calving Interval (days) 0.24 -1.459 -0.35
Survival (%) -0.92 1.117 -1.03
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index 2.18
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.75 -0.432 0.76
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 8.20

* Based on an €80/tonne carbon price