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 6.01
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -6.47 -0.375 2.42
Prot (kg) -5.68 -0.441 2.51
Fertility Sub Index 5.77
Calving Interval (days) -3.37 -1.459 4.92
Survival (%) 0.76 1.117 0.85
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 2.61
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -1.03 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 18.61

* Based on an €80/tonne carbon price