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 2.17
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -1.71 -0.375 0.64
Prot (kg) -1.90 -0.441 0.84
Fertility Sub Index 5.61
Calving Interval (days) -2.78 -1.459 4.06
Survival (%) 1.39 1.117 1.55
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.73
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.90 -0.432 1.25
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 20.93

* Based on an €80/tonne carbon price