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 14.96
Milk (kg) -302.00 -0.014 4.23
Fat (kg) -12.00 -0.375 4.49
Prot (kg) -14.13 -0.441 6.24
Fertility Sub Index 6.01
Calving Interval (days) -3.56 -1.459 5.19
Survival (%) 0.73 1.117 0.82
Calving Sub Index 0.59
Gestation Length (days) -0.64 -0.919 0.59
Beef Sub Index 0.67
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.39 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 4.69
Live WT (kg) -15.30 -0.307 4.69
Total Carbon Sub Index 26.92

* Based on an €80/tonne carbon price