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 1.61
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -2.36 -0.375 0.88
Prot (kg) -0.08 -0.441 0.04
Fertility Sub Index 5.83
Calving Interval (days) -2.83 -1.459 4.13
Survival (%) 1.52 1.117 1.70
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.11
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -0.62 -0.432 0.27
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 19.48

* Based on an €80/tonne carbon price