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 6.73
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -5.14 -0.375 1.93
Prot (kg) -6.10 -0.441 2.69
Fertility Sub Index 4.31
Calving Interval (days) -2.36 -1.459 3.44
Survival (%) 0.78 1.117 0.87
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 5.71
Carcass Weight (kg) -9.90 -0.528 5.22
Age of Slaughter (days) -1.12 -0.432 0.48
Maintenance Sub Index Maint. Sub Index 7.82
Live WT (kg) -25.50 -0.307 7.82
Total Carbon Sub Index 28.40

* Based on an €80/tonne carbon price