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 16.10
Milk (kg) -338.00 -0.014 4.73
Fat (kg) -13.63 -0.375 5.11
Prot (kg) -14.19 -0.441 6.26
Fertility Sub Index 3.41
Calving Interval (days) -1.71 -1.459 2.49
Survival (%) 0.82 1.117 0.92
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 4.04
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) -3.37 -0.432 1.45
Maintenance Sub Index Maint. Sub Index 7.17
Live WT (kg) -23.40 -0.307 7.17
Total Carbon Sub Index 35.68

* Based on an €80/tonne carbon price