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 3.79
Milk (kg) -281.00 -0.014 3.93
Fat (kg) 5.50 -0.375 -2.06
Prot (kg) -4.34 -0.441 1.92
Fertility Sub Index 5.39
Calving Interval (days) -2.51 -1.459 3.66
Survival (%) 1.55 1.117 1.73
Calving Sub Index 1.43
Gestation Length (days) -1.56 -0.919 1.43
Beef Sub Index 6.21
Carcass Weight (kg) -16.90 -0.528 8.91
Age of Slaughter (days) 6.27 -0.432 -2.71
Maintenance Sub Index Maint. Sub Index 12.69
Live WT (kg) -41.40 -0.307 12.69
Total Carbon Sub Index 29.52

* Based on an €80/tonne carbon price