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 10.43
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -13.12 -0.375 4.91
Prot (kg) -7.89 -0.441 3.48
Fertility Sub Index 0.15
Calving Interval (days) -1.00 -1.459 1.46
Survival (%) -1.17 1.117 -1.31
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -0.27
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 0.87 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index -1.69
Live WT (kg) 5.50 -0.307 -1.69
Total Carbon Sub Index 9.37

* Based on an €80/tonne carbon price