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 3.01
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -1.06 -0.375 0.40
Prot (kg) -4.02 -0.441 1.77
Fertility Sub Index 1.24
Calving Interval (days) -0.26 -1.459 0.38
Survival (%) 0.77 1.117 0.86
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index -2.78
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 6.56 -0.432 -2.83
Maintenance Sub Index Maint. Sub Index -2.30
Live WT (kg) 7.50 -0.307 -2.30
Total Carbon Sub Index -0.44

* Based on an €80/tonne carbon price