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 5.59
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -8.57 -0.375 3.21
Prot (kg) -2.42 -0.441 1.07
Fertility Sub Index 4.77
Calving Interval (days) -3.06 -1.459 4.46
Survival (%) 0.27 1.117 0.30
Calving Sub Index 1.17
Gestation Length (days) -1.27 -0.919 1.17
Beef Sub Index 2.18
Carcass Weight (kg) -9.00 -0.528 4.75
Age of Slaughter (days) 5.95 -0.432 -2.57
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 16.77

* Based on an €80/tonne carbon price