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 4.53
Milk (kg) -20.00 -0.014 0.28
Fat (kg) -5.28 -0.375 1.98
Prot (kg) -5.15 -0.441 2.27
Fertility Sub Index -5.72
Calving Interval (days) 2.65 -1.459 -3.87
Survival (%) -1.66 1.117 -1.85
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.27
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.60 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index -0.91

* Based on an €80/tonne carbon price