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 -2.50
Milk (kg) -64.00 -0.014 0.90
Fat (kg) 5.59 -0.375 -2.09
Prot (kg) 2.94 -0.441 -1.30
Fertility Sub Index -5.05
Calving Interval (days) 3.05 -1.459 -4.45
Survival (%) -0.54 1.117 -0.60
Calving Sub Index 1.08
Gestation Length (days) -1.17 -0.919 1.08
Beef Sub Index 0.07
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 0.94 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index -5.30

* Based on an €80/tonne carbon price