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 5.36
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -3.53 -0.375 1.32
Prot (kg) -5.29 -0.441 2.33
Fertility Sub Index 7.74
Calving Interval (days) -5.40 -1.459 7.88
Survival (%) -0.12 1.117 -0.13
Calving Sub Index 0.02
Gestation Length (days) -0.02 -0.919 0.02
Beef Sub Index 2.64
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 0.97 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 22.48

* Based on an €80/tonne carbon price