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 12.59
Milk (kg) -311.00 -0.014 4.35
Fat (kg) -9.27 -0.375 3.47
Prot (kg) -10.79 -0.441 4.76
Fertility Sub Index 5.11
Calving Interval (days) -3.35 -1.459 4.89
Survival (%) 0.20 1.117 0.22
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 1.09
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -0.20 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 20.55

* Based on an €80/tonne carbon price