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 3.82
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -3.19 -0.375 1.19
Prot (kg) -3.37 -0.441 1.49
Fertility Sub Index 6.62
Calving Interval (days) -3.20 -1.459 4.67
Survival (%) 1.75 1.117 1.96
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.65
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.40 -0.432 0.17
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 21.39

* Based on an €80/tonne carbon price