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 4.86
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -7.81 -0.375 2.93
Prot (kg) -1.01 -0.441 0.45
Fertility Sub Index 5.70
Calving Interval (days) -2.92 -1.459 4.26
Survival (%) 1.29 1.117 1.44
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.46
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -1.79 -0.432 0.77
Maintenance Sub Index Maint. Sub Index 7.14
Live WT (kg) -23.30 -0.307 7.14
Total Carbon Sub Index 23.96

* Based on an €80/tonne carbon price