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 14.49
Milk (kg) -236.00 -0.014 3.30
Fat (kg) -14.94 -0.375 5.60
Prot (kg) -12.67 -0.441 5.59
Fertility Sub Index 5.87
Calving Interval (days) -3.39 -1.459 4.95
Survival (%) 0.83 1.117 0.93
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 0.52
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 5.15 -0.432 -2.22
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 23.40

* Based on an €80/tonne carbon price