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 3.98
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -3.22 -0.375 1.21
Prot (kg) -2.01 -0.441 0.89
Fertility Sub Index 6.74
Calving Interval (days) -3.93 -1.459 5.73
Survival (%) 0.90 1.117 1.01
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -0.11
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.11 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 13.79

* Based on an €80/tonne carbon price