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 6.49
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -5.35 -0.375 2.00
Prot (kg) -5.12 -0.441 2.26
Fertility Sub Index 5.58
Calving Interval (days) -2.41 -1.459 3.52
Survival (%) 1.85 1.117 2.07
Calving Sub Index -1.25
Gestation Length (days) 1.36 -0.919 -1.25
Beef Sub Index 1.50
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.30 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 19.01

* Based on an €80/tonne carbon price