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 6.78
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -4.33 -0.375 1.62
Prot (kg) -10.92 -0.441 4.82
Fertility Sub Index 12.64
Calving Interval (days) -6.30 -1.459 9.19
Survival (%) 3.09 1.117 3.45
Calving Sub Index 0.15
Gestation Length (days) -0.16 -0.919 0.15
Beef Sub Index 1.80
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.23 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 24.29

* Based on an €80/tonne carbon price