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 3.82
Milk (kg) -143.00 -0.014 2.00
Fat (kg) 0.26 -0.375 -0.10
Prot (kg) -4.35 -0.441 1.92
Fertility Sub Index 7.18
Calving Interval (days) -4.65 -1.459 6.78
Survival (%) 0.35 1.117 0.39
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 6.40
Carcass Weight (kg) -12.50 -0.528 6.59
Age of Slaughter (days) 0.45 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 10.42
Live WT (kg) -34.00 -0.307 10.42
Total Carbon Sub Index 28.26

* Based on an €80/tonne carbon price