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 11.48
Milk (kg) -215.00 -0.014 3.01
Fat (kg) -11.05 -0.375 4.14
Prot (kg) -9.82 -0.441 4.33
Fertility Sub Index 3.82
Calving Interval (days) -3.01 -1.459 4.39
Survival (%) -0.51 1.117 -0.57
Calving Sub Index -1.26
Gestation Length (days) 1.37 -0.919 -1.26
Beef Sub Index 1.94
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -2.91 -0.432 1.26
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 19.15

* Based on an €80/tonne carbon price