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 3.44
Milk (kg) -225.00 -0.014 3.15
Fat (kg) 2.46 -0.375 -0.92
Prot (kg) -2.74 -0.441 1.21
Fertility Sub Index 2.62
Calving Interval (days) -0.92 -1.459 1.34
Survival (%) 1.14 1.117 1.27
Calving Sub Index 1.39
Gestation Length (days) -1.51 -0.919 1.39
Beef Sub Index 6.76
Carcass Weight (kg) -14.70 -0.528 7.75
Age of Slaughter (days) 2.30 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 10.09
Live WT (kg) -32.90 -0.307 10.09
Total Carbon Sub Index 24.29

* Based on an €80/tonne carbon price