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 5.00
Milk (kg) -1.00 -0.014 0.01
Fat (kg) 1.22 -0.375 -0.46
Prot (kg) -12.33 -0.441 5.44
Fertility Sub Index 3.74
Calving Interval (days) -1.99 -1.459 2.90
Survival (%) 0.75 1.117 0.84
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.03
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 4.95 -0.432 -2.14
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index 8.82

* Based on an €80/tonne carbon price