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 5.78
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -2.55 -0.375 0.96
Prot (kg) -9.35 -0.441 4.13
Fertility Sub Index 9.01
Calving Interval (days) -4.88 -1.459 7.12
Survival (%) 1.69 1.117 1.89
Calving Sub Index -0.49
Gestation Length (days) 0.53 -0.919 -0.49
Beef Sub Index 3.39
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -3.09 -0.432 1.33
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 21.52

* Based on an €80/tonne carbon price