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 2.85
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -2.37 -0.375 0.89
Prot (kg) -0.54 -0.441 0.24
Fertility Sub Index 11.25
Calving Interval (days) -6.54 -1.459 9.54
Survival (%) 1.53 1.117 1.71
Calving Sub Index 2.16
Gestation Length (days) -2.35 -0.919 2.16
Beef Sub Index 4.35
Carcass Weight (kg) -8.50 -0.528 4.48
Age of Slaughter (days) 0.30 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 7.39
Live WT (kg) -24.10 -0.307 7.39
Total Carbon Sub Index 28.00

* Based on an €80/tonne carbon price