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 9.75
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -9.86 -0.375 3.69
Prot (kg) -7.54 -0.441 3.33
Fertility Sub Index 7.91
Calving Interval (days) -4.80 -1.459 7.00
Survival (%) 0.81 1.117 0.90
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index 1.74
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 1.22 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 22.05

* Based on an €80/tonne carbon price