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 5.32
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -3.51 -0.375 1.31
Prot (kg) -3.99 -0.441 1.76
Fertility Sub Index 2.52
Calving Interval (days) -1.38 -1.459 2.01
Survival (%) 0.45 1.117 0.50
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 4.55
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) -2.35 -0.432 1.01
Maintenance Sub Index Maint. Sub Index 6.99
Live WT (kg) -22.80 -0.307 6.99
Total Carbon Sub Index 24.33

* Based on an €80/tonne carbon price