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 0.52
Milk (kg) -26.00 -0.014 0.36
Fat (kg) 0.22 -0.375 -0.08
Prot (kg) -0.55 -0.441 0.24
Fertility Sub Index 2.73
Calving Interval (days) -1.46 -1.459 2.13
Survival (%) 0.54 1.117 0.60
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.52
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.24 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 12.73

* Based on an €80/tonne carbon price