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 1.33
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -2.07 -0.375 0.78
Prot (kg) -0.14 -0.441 0.06
Fertility Sub Index -0.60
Calving Interval (days) 1.45 -1.459 -2.12
Survival (%) 1.36 1.117 1.52
Calving Sub Index -1.01
Gestation Length (days) 1.10 -0.919 -1.01
Beef Sub Index -1.45
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 6.90 -0.432 -2.98
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 3.58

* Based on an €80/tonne carbon price