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 14.58
Milk (kg) -316.00 -0.014 4.42
Fat (kg) -15.83 -0.375 5.93
Prot (kg) -9.58 -0.441 4.23
Fertility Sub Index 8.83
Calving Interval (days) -4.40 -1.459 6.42
Survival (%) 2.16 1.117 2.41
Calving Sub Index -1.99
Gestation Length (days) 2.16 -0.919 -1.99
Beef Sub Index -2.87
Carcass Weight (kg) 4.50 -0.528 -2.37
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 19.36

* Based on an €80/tonne carbon price