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 3.40
Milk (kg) -8.00 -0.014 0.11
Fat (kg) -2.15 -0.375 0.81
Prot (kg) -5.63 -0.441 2.48
Fertility Sub Index -2.91
Calving Interval (days) 1.33 -1.459 -1.94
Survival (%) -0.87 1.117 -0.97
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 1.19
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 4.81 -0.432 -2.08
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 5.07

* Based on an €80/tonne carbon price