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 36.32
Milk (kg) -971.00 -0.014 13.59
Fat (kg) -27.33 -0.375 10.24
Prot (kg) -28.29 -0.441 12.49
Fertility Sub Index 7.11
Calving Interval (days) -3.15 -1.459 4.60
Survival (%) 2.25 1.117 2.51
Calving Sub Index -1.21
Gestation Length (days) 1.32 -0.919 -1.21
Beef Sub Index -2.73
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 8.41 -0.432 -3.63
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 45.39

* Based on an €80/tonne carbon price