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 12.68
Milk (kg) -242.00 -0.014 3.39
Fat (kg) -10.72 -0.375 4.02
Prot (kg) -11.96 -0.441 5.28
Fertility Sub Index 2.54
Calving Interval (days) -1.97 -1.459 2.87
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 1.26
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.87 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 20.57

* Based on an €80/tonne carbon price