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 4.64
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -5.06 -0.375 1.90
Prot (kg) -2.72 -0.441 1.20
Fertility Sub Index -0.55
Calving Interval (days) 0.17 -1.459 -0.25
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -1.00
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 4.52 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 10.88

* Based on an €80/tonne carbon price