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 0.50
Milk (kg) -6.00 -0.014 0.08
Fat (kg) -0.49 -0.375 0.18
Prot (kg) -0.52 -0.441 0.23
Fertility Sub Index 4.28
Calving Interval (days) -2.23 -1.459 3.25
Survival (%) 0.92 1.117 1.03
Calving Sub Index -0.15
Gestation Length (days) 0.16 -0.919 -0.15
Beef Sub Index 0.82
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 7.90

* Based on an €80/tonne carbon price