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 9.44
Milk (kg) -212.00 -0.014 2.97
Fat (kg) -9.34 -0.375 3.50
Prot (kg) -6.73 -0.441 2.97
Fertility Sub Index 6.24
Calving Interval (days) -3.81 -1.459 5.56
Survival (%) 0.61 1.117 0.68
Calving Sub Index -0.88
Gestation Length (days) 0.96 -0.919 -0.88
Beef Sub Index -1.83
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) 0.69 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 14.65

* Based on an €80/tonne carbon price