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 14.22
Milk (kg) -309.00 -0.014 4.33
Fat (kg) -11.55 -0.375 4.33
Prot (kg) -12.61 -0.441 5.57
Fertility Sub Index 5.99
Calving Interval (days) -2.89 -1.459 4.22
Survival (%) 1.59 1.117 1.78
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 1.88
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -2.15 -0.432 0.93
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 30.82

* Based on an €80/tonne carbon price