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 5.92
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -7.22 -0.375 2.70
Prot (kg) -2.95 -0.441 1.30
Fertility Sub Index -0.40
Calving Interval (days) -1.14 -1.459 1.66
Survival (%) -1.85 1.117 -2.07
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 0.06
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.89 -0.432 -1.68
Maintenance Sub Index Maint. Sub Index 7.02
Live WT (kg) -22.90 -0.307 7.02
Total Carbon Sub Index 12.32

* Based on an €80/tonne carbon price