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 0.10
Milk (kg) -32.00 -0.014 0.45
Fat (kg) -0.51 -0.375 0.19
Prot (kg) 1.22 -0.441 -0.54
Fertility Sub Index 5.53
Calving Interval (days) -2.41 -1.459 3.52
Survival (%) 1.80 1.117 2.01
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 0.55
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.05 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 13.83

* Based on an €80/tonne carbon price