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 23.50
Milk (kg) -409.00 -0.014 5.73
Fat (kg) -24.80 -0.375 9.29
Prot (kg) -19.23 -0.441 8.49
Fertility Sub Index 3.48
Calving Interval (days) -2.12 -1.459 3.09
Survival (%) 0.35 1.117 0.39
Calving Sub Index -0.45
Gestation Length (days) 0.49 -0.919 -0.45
Beef Sub Index -3.18
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) 3.94 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index -4.63
Live WT (kg) 15.10 -0.307 -4.63
Total Carbon Sub Index 18.73

* Based on an €80/tonne carbon price