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 0.59
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -0.79 -0.375 0.30
Prot (kg) -0.19 -0.441 0.08
Fertility Sub Index -0.23
Calving Interval (days) 1.15 -1.459 -1.68
Survival (%) 1.30 1.117 1.45
Calving Sub Index -0.34
Gestation Length (days) 0.37 -0.919 -0.34
Beef Sub Index -2.20
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 8.27 -0.432 -3.57
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 4.20

* Based on an €80/tonne carbon price