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 6.42
Milk (kg) -179.00 -0.014 2.51
Fat (kg) -5.23 -0.375 1.96
Prot (kg) -4.42 -0.441 1.95
Fertility Sub Index 5.37
Calving Interval (days) -3.15 -1.459 4.60
Survival (%) 0.69 1.117 0.77
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.74
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) -3.41 -0.432 1.47
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 17.90

* Based on an €80/tonne carbon price