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 9.15
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -11.08 -0.375 4.15
Prot (kg) -6.13 -0.441 2.71
Fertility Sub Index 3.04
Calving Interval (days) -2.68 -1.459 3.91
Survival (%) -0.78 1.117 -0.87
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index 0.53
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -0.13 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 14.30

* Based on an €80/tonne carbon price