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 12.63
Milk (kg) -226.00 -0.014 3.16
Fat (kg) -11.06 -0.375 4.14
Prot (kg) -12.05 -0.441 5.32
Fertility Sub Index 1.24
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) -0.03 1.117 -0.03
Calving Sub Index 0.18
Gestation Length (days) -0.20 -0.919 0.18
Beef Sub Index 0.22
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 0.09 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 17.88

* Based on an €80/tonne carbon price