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 13.74
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -12.42 -0.375 4.65
Prot (kg) -14.72 -0.441 6.50
Fertility Sub Index -0.75
Calving Interval (days) -0.74 -1.459 1.08
Survival (%) -1.64 1.117 -1.83
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 2.40
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 2.39 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 19.30

* Based on an €80/tonne carbon price