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 -1.90
Milk (kg) -44.00 -0.014 0.62
Fat (kg) 3.54 -0.375 -1.33
Prot (kg) 2.70 -0.441 -1.19
Fertility Sub Index 0.59
Calving Interval (days) 0.70 -1.459 -1.02
Survival (%) 1.44 1.117 1.61
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index 0.11
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 4.39 -0.432 -1.90
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 1.21

* Based on an €80/tonne carbon price