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 7.84
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -7.75 -0.375 2.90
Prot (kg) -6.50 -0.441 2.87
Fertility Sub Index 4.54
Calving Interval (days) -3.31 -1.459 4.83
Survival (%) -0.26 1.117 -0.29
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 2.69
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 1.23 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 19.93

* Based on an €80/tonne carbon price