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 8.11
Milk (kg) -224.00 -0.014 3.14
Fat (kg) -7.09 -0.375 2.66
Prot (kg) -5.25 -0.441 2.32
Fertility Sub Index 6.85
Calving Interval (days) -4.32 -1.459 6.30
Survival (%) 0.49 1.117 0.55
Calving Sub Index 2.58
Gestation Length (days) -2.81 -0.919 2.58
Beef Sub Index -1.39
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) -0.69 -0.432 0.30
Maintenance Sub Index Maint. Sub Index -2.18
Live WT (kg) 7.10 -0.307 -2.18
Total Carbon Sub Index 13.98

* Based on an €80/tonne carbon price