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 -4.90
Milk (kg) 180.00 -0.014 -2.52
Fat (kg) 3.35 -0.375 -1.25
Prot (kg) 2.54 -0.441 -1.12
Fertility Sub Index -3.94
Calving Interval (days) 2.01 -1.459 -2.93
Survival (%) -0.90 1.117 -1.01
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.41
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.24 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index -7.29

* Based on an €80/tonne carbon price