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 2.45
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -1.56 -0.375 0.58
Prot (kg) -2.03 -0.441 0.90
Fertility Sub Index 7.33
Calving Interval (days) -3.57 -1.459 5.21
Survival (%) 1.90 1.117 2.12
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.19
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -1.05 -0.432 0.45
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 21.79

* Based on an €80/tonne carbon price