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 13.92
Milk (kg) -479.00 -0.014 6.71
Fat (kg) -6.23 -0.375 2.33
Prot (kg) -11.05 -0.441 4.88
Fertility Sub Index 5.52
Calving Interval (days) -3.36 -1.459 4.90
Survival (%) 0.55 1.117 0.61
Calving Sub Index -0.45
Gestation Length (days) 0.49 -0.919 -0.45
Beef Sub Index -0.53
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 0.01 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index 19.19

* Based on an €80/tonne carbon price