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 8.79
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -8.49 -0.375 3.18
Prot (kg) -8.66 -0.441 3.82
Fertility Sub Index 3.15
Calving Interval (days) -1.76 -1.459 2.57
Survival (%) 0.52 1.117 0.58
Calving Sub Index 0.01
Gestation Length (days) -0.01 -0.919 0.01
Beef Sub Index 0.27
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.91 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 12.44

* Based on an €80/tonne carbon price