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 12.90
Milk (kg) -306.00 -0.014 4.28
Fat (kg) -10.86 -0.375 4.07
Prot (kg) -10.30 -0.441 4.55
Fertility Sub Index 4.51
Calving Interval (days) -2.67 -1.459 3.90
Survival (%) 0.55 1.117 0.61
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 0.31
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) -0.60 -0.432 0.26
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 19.45

* Based on an €80/tonne carbon price