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 8.41
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -4.99 -0.375 1.87
Prot (kg) -10.86 -0.441 4.79
Fertility Sub Index -5.78
Calving Interval (days) 2.80 -1.459 -4.09
Survival (%) -1.52 1.117 -1.70
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index -2.61
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 5.19 -0.432 -2.24
Maintenance Sub Index Maint. Sub Index -2.36
Live WT (kg) 7.70 -0.307 -2.36
Total Carbon Sub Index -2.40

* Based on an €80/tonne carbon price