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 8.31
Milk (kg) -194.00 -0.014 2.72
Fat (kg) -8.88 -0.375 3.33
Prot (kg) -5.13 -0.441 2.26
Fertility Sub Index 4.55
Calving Interval (days) -2.42 -1.459 3.53
Survival (%) 0.91 1.117 1.02
Calving Sub Index 1.25
Gestation Length (days) -1.36 -0.919 1.25
Beef Sub Index 0.25
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) -2.91 -0.432 1.26
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 16.63

* Based on an €80/tonne carbon price