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 6.82
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -2.06 -0.375 0.77
Prot (kg) -6.00 -0.441 2.65
Fertility Sub Index 2.30
Calving Interval (days) -0.84 -1.459 1.23
Survival (%) 0.96 1.117 1.07
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 2.84
Carcass Weight (kg) -7.75 -0.528 4.09
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 9.79
Live WT (kg) -31.95 -0.307 9.79
Total Carbon Sub Index 22.30

* Based on an €80/tonne carbon price