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 5.71
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -6.43 -0.375 2.41
Prot (kg) -2.87 -0.441 1.27
Fertility Sub Index -1.11
Calving Interval (days) 1.45 -1.459 -2.12
Survival (%) 0.90 1.117 1.01
Calving Sub Index -1.11
Gestation Length (days) 1.21 -0.919 -1.11
Beef Sub Index -0.40
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 5.20 -0.432 -2.24
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 8.57

* Based on an €80/tonne carbon price