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 6.37
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -5.51 -0.375 2.06
Prot (kg) -5.13 -0.441 2.26
Fertility Sub Index 9.12
Calving Interval (days) -4.55 -1.459 6.64
Survival (%) 2.22 1.117 2.48
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index 3.83
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) -1.91 -0.432 0.82
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 24.55

* Based on an €80/tonne carbon price