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 5.45
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -6.40 -0.375 2.40
Prot (kg) -3.90 -0.441 1.72
Fertility Sub Index 6.23
Calving Interval (days) -2.80 -1.459 4.09
Survival (%) 1.92 1.117 2.15
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.34
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 3.13 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 5.82
Live WT (kg) -19.00 -0.307 5.82
Total Carbon Sub Index 22.65

* Based on an €80/tonne carbon price