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 12.81
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -14.89 -0.375 5.58
Prot (kg) -12.07 -0.441 5.33
Fertility Sub Index 1.87
Calving Interval (days) -1.44 -1.459 2.10
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 1.17
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.58 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 19.09

* Based on an €80/tonne carbon price