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 4.90
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -6.55 -0.375 2.45
Prot (kg) -2.38 -0.441 1.05
Fertility Sub Index 6.20
Calving Interval (days) -2.83 -1.459 4.13
Survival (%) 1.85 1.117 2.07
Calving Sub Index -1.00
Gestation Length (days) 1.09 -0.919 -1.00
Beef Sub Index -3.54
Carcass Weight (kg) 6.70 -0.528 -3.53
Age of Slaughter (days) 0.02 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index -0.67
Live WT (kg) 2.20 -0.307 -0.67
Total Carbon Sub Index 5.87

* Based on an €80/tonne carbon price