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 16.04
Milk (kg) -450.00 -0.014 6.30
Fat (kg) -10.69 -0.375 4.00
Prot (kg) -13.00 -0.441 5.74
Fertility Sub Index 3.35
Calving Interval (days) -2.53 -1.459 3.69
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -2.27
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 8.68 -0.432 -3.75
Maintenance Sub Index Maint. Sub Index 6.74
Live WT (kg) -22.00 -0.307 6.74
Total Carbon Sub Index 24.58

* Based on an €80/tonne carbon price