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 4.03
Milk (kg) -461.00 -0.014 6.45
Fat (kg) 9.55 -0.375 -3.58
Prot (kg) -2.61 -0.441 1.15
Fertility Sub Index 4.93
Calving Interval (days) -1.36 -1.459 1.98
Survival (%) 2.64 1.117 2.95
Calving Sub Index 1.89
Gestation Length (days) -2.06 -0.919 1.89
Beef Sub Index 9.06
Carcass Weight (kg) -24.40 -0.528 12.87
Age of Slaughter (days) 8.84 -0.432 -3.82
Maintenance Sub Index Maint. Sub Index 22.75
Live WT (kg) -74.20 -0.307 22.75
Total Carbon Sub Index 42.65

* Based on an €80/tonne carbon price