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 4.19
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -3.07 -0.375 1.15
Prot (kg) -3.72 -0.441 1.64
Fertility Sub Index -3.50
Calving Interval (days) 1.95 -1.459 -2.85
Survival (%) -0.59 1.117 -0.66
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index -0.35
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 0.57 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index -0.61
Live WT (kg) 2.00 -0.307 -0.61
Total Carbon Sub Index -0.33

* Based on an €80/tonne carbon price