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 13.54
Milk (kg) -337.00 -0.014 4.72
Fat (kg) -10.36 -0.375 3.88
Prot (kg) -11.20 -0.441 4.94
Fertility Sub Index 8.29
Calving Interval (days) -5.20 -1.459 7.59
Survival (%) 0.63 1.117 0.70
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index 2.86
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 0.94 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 29.13

* Based on an €80/tonne carbon price