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 -6.49
Milk (kg) 103.00 -0.014 -1.44
Fat (kg) 6.40 -0.375 -2.40
Prot (kg) 6.00 -0.441 -2.65
Fertility Sub Index 7.14
Calving Interval (days) -3.65 -1.459 5.33
Survival (%) 1.62 1.117 1.81
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.31
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.57 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 8.26

* Based on an €80/tonne carbon price