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 0.30
Milk (kg) -39.00 -0.014 0.55
Fat (kg) 0.92 -0.375 -0.34
Prot (kg) -0.22 -0.441 0.10
Fertility Sub Index 5.51
Calving Interval (days) -2.97 -1.459 4.33
Survival (%) 1.05 1.117 1.17
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 3.05
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -3.76 -0.432 1.62
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 20.04

* Based on an €80/tonne carbon price