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 1.27
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -1.45 -0.375 0.54
Prot (kg) -1.08 -0.441 0.48
Fertility Sub Index 6.09
Calving Interval (days) -2.84 -1.459 4.14
Survival (%) 1.74 1.117 1.94
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.76
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.41 -0.432 0.18
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 17.89

* Based on an €80/tonne carbon price