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 1.83
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -2.78 -0.375 1.04
Prot (kg) 0.72 -0.441 -0.32
Fertility Sub Index 6.06
Calving Interval (days) -3.50 -1.459 5.11
Survival (%) 0.85 1.117 0.95
Calving Sub Index 4.08
Gestation Length (days) -4.44 -0.919 4.08
Beef Sub Index 0.86
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index -5.21
Live WT (kg) 17.00 -0.307 -5.21
Total Carbon Sub Index 7.61

* Based on an €80/tonne carbon price