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 12.55
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -15.34 -0.375 5.75
Prot (kg) -11.35 -0.441 5.01
Fertility Sub Index 1.60
Calving Interval (days) -1.51 -1.459 2.20
Survival (%) -0.54 1.117 -0.60
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index 0.34
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 0.92 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 18.60

* Based on an €80/tonne carbon price