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 6.12
Milk (kg) -233.00 -0.014 3.26
Fat (kg) 1.50 -0.375 -0.56
Prot (kg) -7.74 -0.441 3.42
Fertility Sub Index -1.53
Calving Interval (days) 0.82 -1.459 -1.20
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index -0.46
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 1.32 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 4.73

* Based on an €80/tonne carbon price