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 22.05
Milk (kg) -628.00 -0.014 8.79
Fat (kg) -13.35 -0.375 5.00
Prot (kg) -18.72 -0.441 8.26
Fertility Sub Index 1.28
Calving Interval (days) -0.63 -1.459 0.92
Survival (%) 0.32 1.117 0.36
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index -0.84
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 3.77 -0.432 -1.63
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index 20.86

* Based on an €80/tonne carbon price