Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 2.10
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -1.50 -0.375 0.56
Prot (kg) 0.32 -0.441 -0.14
Fertility Sub Index -6.77
Calving Interval (days) 3.50 -1.459 -5.11
Survival (%) -1.49 1.117 -1.66
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index 0.35
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 4.81 -0.432 -2.08
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index -2.34

* Based on an €80/tonne carbon price