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 -7.78
Milk (kg) 19.00 -0.014 -0.27
Fat (kg) 11.89 -0.375 -4.45
Prot (kg) 6.94 -0.441 -3.06
Fertility Sub Index -0.50
Calving Interval (days) -0.14 -1.459 0.20
Survival (%) -0.63 1.117 -0.70
Calving Sub Index 2.45
Gestation Length (days) -2.66 -0.919 2.45
Beef Sub Index -1.33
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 4.92 -0.432 -2.12
Maintenance Sub Index Maint. Sub Index -3.95
Live WT (kg) 12.90 -0.307 -3.95
Total Carbon Sub Index -11.12

* Based on an €80/tonne carbon price