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 4.00
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -2.51 -0.375 0.94
Prot (kg) -3.91 -0.441 1.73
Fertility Sub Index -0.29
Calving Interval (days) 0.10 -1.459 -0.15
Survival (%) -0.13 1.117 -0.15
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.23
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 3.84

* Based on an €80/tonne carbon price