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 5.03
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -4.41 -0.375 1.65
Prot (kg) -4.63 -0.441 2.04
Fertility Sub Index -3.52
Calving Interval (days) 1.91 -1.459 -2.79
Survival (%) -0.66 1.117 -0.74
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index -2.01
Carcass Weight (kg) 2.40 -0.528 -1.27
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index -3.37
Live WT (kg) 11.00 -0.307 -3.37
Total Carbon Sub Index -3.09

* Based on an €80/tonne carbon price