Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 2.39
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -0.49 -0.375 0.18
Prot (kg) -2.90 -0.441 1.28
Fertility Sub Index -3.20
Calving Interval (days) 2.16 -1.459 -3.15
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 0.18
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 3.95

* Based on an €80/tonne carbon price