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 1.36
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -1.33 -0.375 0.50
Prot (kg) -0.59 -0.441 0.26
Fertility Sub Index -0.44
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) 1.17 1.117 1.31
Calving Sub Index -0.50
Gestation Length (days) 0.54 -0.919 -0.50
Beef Sub Index -1.57
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 7.66 -0.432 -3.31
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 5.42

* Based on an €80/tonne carbon price