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 5.92
Milk (kg) -28.00 -0.014 0.39
Fat (kg) -2.05 -0.375 0.77
Prot (kg) -10.79 -0.441 4.76
Fertility Sub Index 0.01
Calving Interval (days) -0.58 -1.459 0.85
Survival (%) -0.75 1.117 -0.84
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index 0.57
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index -2.85
Live WT (kg) 9.30 -0.307 -2.85
Total Carbon Sub Index 4.15

* Based on an €80/tonne carbon price