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 11.87
Milk (kg) -375.00 -0.014 5.25
Fat (kg) -4.81 -0.375 1.80
Prot (kg) -10.92 -0.441 4.82
Fertility Sub Index 10.76
Calving Interval (days) -5.81 -1.459 8.48
Survival (%) 2.04 1.117 2.28
Calving Sub Index -1.15
Gestation Length (days) 1.25 -0.919 -1.15
Beef Sub Index 4.12
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) -1.48 -0.432 0.64
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 30.96

* Based on an €80/tonne carbon price