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 10.64
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -6.55 -0.375 2.45
Prot (kg) -12.55 -0.441 5.54
Fertility Sub Index -2.28
Calving Interval (days) 0.99 -1.459 -1.44
Survival (%) -0.75 1.117 -0.84
Calving Sub Index 0.16
Gestation Length (days) -0.17 -0.919 0.16
Beef Sub Index 0.78
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.59 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index -1.01
Live WT (kg) 3.30 -0.307 -1.01
Total Carbon Sub Index 8.28

* Based on an €80/tonne carbon price