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 9.72
Milk (kg) -272.00 -0.014 3.81
Fat (kg) -7.37 -0.375 2.76
Prot (kg) -7.15 -0.441 3.16
Fertility Sub Index -2.72
Calving Interval (days) 1.81 -1.459 -2.64
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.77
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.31 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 20.07

* Based on an €80/tonne carbon price