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 2.14
Milk (kg) -81.00 -0.014 1.13
Fat (kg) 2.44 -0.375 -0.91
Prot (kg) -4.36 -0.441 1.92
Fertility Sub Index -7.66
Calving Interval (days) 4.02 -1.459 -5.87
Survival (%) -1.61 1.117 -1.80
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 0.28
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.40 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index -2.91

* Based on an €80/tonne carbon price