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 9.08
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -11.41 -0.375 4.27
Prot (kg) -4.76 -0.441 2.10
Fertility Sub Index 2.16
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) 1.35 1.117 1.51
Calving Sub Index -1.88
Gestation Length (days) 2.05 -0.919 -1.88
Beef Sub Index -2.82
Carcass Weight (kg) 6.60 -0.528 -3.48
Age of Slaughter (days) -1.54 -0.432 0.66
Maintenance Sub Index Maint. Sub Index -2.88
Live WT (kg) 9.40 -0.307 -2.88
Total Carbon Sub Index 3.66

* Based on an €80/tonne carbon price