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 8.33
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -4.17 -0.375 1.56
Prot (kg) -10.84 -0.441 4.78
Fertility Sub Index -2.03
Calving Interval (days) 0.99 -1.459 -1.44
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index -0.14
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.98 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index -0.52
Live WT (kg) 1.70 -0.307 -0.52
Total Carbon Sub Index 5.71

* Based on an €80/tonne carbon price