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 -1.69
Milk (kg) -69.00 -0.014 0.97
Fat (kg) 5.03 -0.375 -1.88
Prot (kg) 1.75 -0.441 -0.77
Fertility Sub Index -2.27
Calving Interval (days) 2.14 -1.459 -3.12
Survival (%) 0.76 1.117 0.85
Calving Sub Index 2.77
Gestation Length (days) -3.01 -0.919 2.77
Beef Sub Index -6.36
Carcass Weight (kg) 4.90 -0.528 -2.58
Age of Slaughter (days) 8.74 -0.432 -3.77
Maintenance Sub Index Maint. Sub Index -4.60
Live WT (kg) 15.00 -0.307 -4.60
Total Carbon Sub Index -12.15

* Based on an €80/tonne carbon price