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 1.88
Milk (kg) -111.00 -0.014 1.55
Fat (kg) 1.38 -0.375 -0.52
Prot (kg) -1.91 -0.441 0.84
Fertility Sub Index 8.87
Calving Interval (days) -4.68 -1.459 6.83
Survival (%) 1.83 1.117 2.04
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.90
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 4.54 -0.432 -1.96
Maintenance Sub Index Maint. Sub Index 4.69
Live WT (kg) -15.30 -0.307 4.69
Total Carbon Sub Index 18.34

* Based on an €80/tonne carbon price