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 5.73
Milk (kg) 28.00 -0.014 -0.39
Fat (kg) -6.75 -0.375 2.53
Prot (kg) -8.15 -0.441 3.60
Fertility Sub Index 1.73
Calving Interval (days) -1.31 -1.459 1.91
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.26
Gestation Length (days) 0.28 -0.919 -0.26
Beef Sub Index -0.56
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 1.91 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index 5.11

* Based on an €80/tonne carbon price