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 1.01
Milk (kg) -42.00 -0.014 0.59
Fat (kg) 0.92 -0.375 -0.34
Prot (kg) -1.73 -0.441 0.76
Fertility Sub Index 6.13
Calving Interval (days) -3.43 -1.459 5.00
Survival (%) 1.01 1.117 1.13
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index -0.11
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 8.97

* Based on an €80/tonne carbon price