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 6.96
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -7.21 -0.375 2.70
Prot (kg) -5.28 -0.441 2.33
Fertility Sub Index 8.75
Calving Interval (days) -4.97 -1.459 7.25
Survival (%) 1.34 1.117 1.50
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.64
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.83 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 6.74
Live WT (kg) -22.00 -0.307 6.74
Total Carbon Sub Index 26.91

* Based on an €80/tonne carbon price