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 8.33
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -10.97 -0.375 4.11
Prot (kg) -5.18 -0.441 2.29
Fertility Sub Index 0.62
Calving Interval (days) -0.32 -1.459 0.47
Survival (%) 0.14 1.117 0.16
Calving Sub Index -2.08
Gestation Length (days) 2.26 -0.919 -2.08
Beef Sub Index -2.38
Carcass Weight (kg) 4.00 -0.528 -2.11
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index 2.97

* Based on an €80/tonne carbon price