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 -4.10
Milk (kg) 225.00 -0.014 -3.15
Fat (kg) 1.28 -0.375 -0.48
Prot (kg) 1.07 -0.441 -0.47
Fertility Sub Index -4.00
Calving Interval (days) 1.83 -1.459 -2.67
Survival (%) -1.19 1.117 -1.33
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.18
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index -6.39

* Based on an €80/tonne carbon price