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 6.97
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -9.26 -0.375 3.47
Prot (kg) -7.36 -0.441 3.25
Fertility Sub Index 8.98
Calving Interval (days) -6.19 -1.459 9.03
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index 3.42
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) -2.66 -0.432 1.15
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 21.89

* Based on an €80/tonne carbon price