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 19.58
Milk (kg) -584.00 -0.014 8.18
Fat (kg) -13.83 -0.375 5.18
Prot (kg) -14.10 -0.441 6.22
Fertility Sub Index 7.62
Calving Interval (days) -4.68 -1.459 6.83
Survival (%) 0.71 1.117 0.79
Calving Sub Index 1.42
Gestation Length (days) -1.54 -0.919 1.42
Beef Sub Index 3.26
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 0.38 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 35.87

* Based on an €80/tonne carbon price