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 15.18
Milk (kg) -232.00 -0.014 3.25
Fat (kg) -14.14 -0.375 5.30
Prot (kg) -15.04 -0.441 6.64
Fertility Sub Index 3.08
Calving Interval (days) -2.25 -1.459 3.28
Survival (%) -0.18 1.117 -0.20
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index 1.61
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 20.87

* Based on an €80/tonne carbon price