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 6.99
Milk (kg) -283.00 -0.014 3.96
Fat (kg) -1.39 -0.375 0.52
Prot (kg) -5.68 -0.441 2.51
Fertility Sub Index 6.80
Calving Interval (days) -4.35 -1.459 6.35
Survival (%) 0.41 1.117 0.46
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 3.16
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) -2.07 -0.432 0.89
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 20.84

* Based on an €80/tonne carbon price