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 7.50
Milk (kg) -209.00 -0.014 2.93
Fat (kg) -5.61 -0.375 2.10
Prot (kg) -5.60 -0.441 2.47
Fertility Sub Index 7.00
Calving Interval (days) -3.25 -1.459 4.74
Survival (%) 2.02 1.117 2.26
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.29
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 1.16 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 24.04

* Based on an €80/tonne carbon price