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 4.10
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -2.68 -0.375 1.00
Prot (kg) -2.63 -0.441 1.16
Fertility Sub Index 7.84
Calving Interval (days) -3.65 -1.459 5.33
Survival (%) 2.25 1.117 2.51
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.54
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 22.81

* Based on an €80/tonne carbon price