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 -2.45
Milk (kg) 90.00 -0.014 -1.26
Fat (kg) 1.68 -0.375 -0.63
Prot (kg) 1.27 -0.441 -0.56
Fertility Sub Index -3.95
Calving Interval (days) 1.98 -1.459 -2.89
Survival (%) -0.95 1.117 -1.06
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.32
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index -4.79

* Based on an €80/tonne carbon price