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 8.71
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -8.91 -0.375 3.34
Prot (kg) -6.71 -0.441 2.96
Fertility Sub Index 16.60
Calving Interval (days) -8.22 -1.459 11.99
Survival (%) 4.12 1.117 4.60
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index 0.21
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 4.77 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 32.41

* Based on an €80/tonne carbon price