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 6.40
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -5.25 -0.375 1.97
Prot (kg) -5.03 -0.441 2.22
Fertility Sub Index 7.30
Calving Interval (days) -4.24 -1.459 6.19
Survival (%) 1.00 1.117 1.12
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -0.02
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 17.23

* Based on an €80/tonne carbon price