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 19.23
Milk (kg) -440.00 -0.014 6.16
Fat (kg) -16.55 -0.375 6.20
Prot (kg) -15.56 -0.441 6.87
Fertility Sub Index 6.73
Calving Interval (days) -5.55 -1.459 8.10
Survival (%) -1.22 1.117 -1.36
Calving Sub Index -1.65
Gestation Length (days) 1.80 -0.919 -1.65
Beef Sub Index 1.84
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -0.47 -0.432 0.20
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 30.19

* Based on an €80/tonne carbon price