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 4.77
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -2.78 -0.375 1.04
Prot (kg) -4.25 -0.441 1.88
Fertility Sub Index 5.55
Calving Interval (days) -2.79 -1.459 4.07
Survival (%) 1.32 1.117 1.47
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.33
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 18.73

* Based on an €80/tonne carbon price