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 5.23
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -5.16 -0.375 1.93
Prot (kg) -4.71 -0.441 2.08
Fertility Sub Index 0.48
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) -0.90 1.117 -1.01
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 2.35
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 0.55 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 12.65

* Based on an €80/tonne carbon price