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 10.84
Milk (kg) -241.00 -0.014 3.37
Fat (kg) -8.87 -0.375 3.32
Prot (kg) -9.38 -0.441 4.14
Fertility Sub Index 7.38
Calving Interval (days) -4.75 -1.459 6.93
Survival (%) 0.40 1.117 0.45
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index 3.40
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) -1.16 -0.432 0.50
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 26.09

* Based on an €80/tonne carbon price