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 2.79
Milk (kg) -2.00 -0.014 0.03
Fat (kg) -5.50 -0.375 2.06
Prot (kg) -1.60 -0.441 0.71
Fertility Sub Index -1.31
Calving Interval (days) 0.25 -1.459 -0.36
Survival (%) -0.85 1.117 -0.95
Calving Sub Index -0.87
Gestation Length (days) 0.95 -0.919 -0.87
Beef Sub Index -5.94
Carcass Weight (kg) 6.80 -0.528 -3.59
Age of Slaughter (days) 5.45 -0.432 -2.35
Maintenance Sub Index Maint. Sub Index -0.21
Live WT (kg) 0.70 -0.307 -0.21
Total Carbon Sub Index -5.55

* Based on an €80/tonne carbon price