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 7.34
Milk (kg) -260.00 -0.014 3.64
Fat (kg) -6.43 -0.375 2.41
Prot (kg) -2.93 -0.441 1.29
Fertility Sub Index 5.75
Calving Interval (days) -3.45 -1.459 5.03
Survival (%) 0.64 1.117 0.72
Calving Sub Index 2.14
Gestation Length (days) -2.33 -0.919 2.14
Beef Sub Index -1.54
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) -0.34 -0.432 0.15
Maintenance Sub Index Maint. Sub Index -1.32
Live WT (kg) 4.30 -0.307 -1.32
Total Carbon Sub Index 12.37

* Based on an €80/tonne carbon price