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 14.74
Milk (kg) -344.00 -0.014 4.82
Fat (kg) -11.28 -0.375 4.23
Prot (kg) -12.91 -0.441 5.70
Fertility Sub Index 3.96
Calving Interval (days) -2.53 -1.459 3.69
Survival (%) 0.24 1.117 0.27
Calving Sub Index 0.18
Gestation Length (days) -0.20 -0.919 0.18
Beef Sub Index 1.06
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 23.07

* Based on an €80/tonne carbon price