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 11.68
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -14.06 -0.375 5.27
Prot (kg) -9.64 -0.441 4.25
Fertility Sub Index 3.38
Calving Interval (days) -2.87 -1.459 4.19
Survival (%) -0.72 1.117 -0.80
Calving Sub Index 0.22
Gestation Length (days) -0.24 -0.919 0.22
Beef Sub Index 1.10
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.14 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 19.42

* Based on an €80/tonne carbon price