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 10.69
Milk (kg) -228.00 -0.014 3.19
Fat (kg) -9.96 -0.375 3.73
Prot (kg) -8.54 -0.441 3.77
Fertility Sub Index 6.06
Calving Interval (days) -2.92 -1.459 4.26
Survival (%) 1.61 1.117 1.80
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.19
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -0.92 -0.432 0.40
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 28.39

* Based on an €80/tonne carbon price