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 4.44
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -7.60 -0.375 2.85
Prot (kg) -0.60 -0.441 0.26
Fertility Sub Index 5.00
Calving Interval (days) -2.28 -1.459 3.33
Survival (%) 1.50 1.117 1.68
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.32
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -1.23 -0.432 0.53
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 19.51

* Based on an €80/tonne carbon price