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 10.56
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -10.01 -0.375 3.75
Prot (kg) -9.87 -0.441 4.36
Fertility Sub Index 3.07
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) 0.07 1.117 0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -2.33
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 4.78 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 13.90

* Based on an €80/tonne carbon price