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 2.65
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -2.97 -0.375 1.11
Prot (kg) -2.27 -0.441 1.00
Fertility Sub Index 0.74
Calving Interval (days) -0.16 -1.459 0.23
Survival (%) 0.45 1.117 0.50
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.78
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.70 -0.432 0.30
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 13.85

* Based on an €80/tonne carbon price