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 5.56
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -4.45 -0.375 1.67
Prot (kg) -6.51 -0.441 2.87
Fertility Sub Index 0.78
Calving Interval (days) -1.41 -1.459 2.06
Survival (%) -1.14 1.117 -1.27
Calving Sub Index 0.32
Gestation Length (days) -0.35 -0.919 0.32
Beef Sub Index -4.21
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 7.43 -0.432 -3.21
Maintenance Sub Index Maint. Sub Index -2.12
Live WT (kg) 6.90 -0.307 -2.12
Total Carbon Sub Index 0.35

* Based on an €80/tonne carbon price