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 0.98
Milk (kg) -16.00 -0.014 0.22
Fat (kg) -0.94 -0.375 0.35
Prot (kg) -0.92 -0.441 0.41
Fertility Sub Index -3.46
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) -1.35 1.117 -1.51
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index -2.12
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 5.28 -0.432 -2.28
Maintenance Sub Index Maint. Sub Index -1.01
Live WT (kg) 3.30 -0.307 -1.01
Total Carbon Sub Index -4.94

* Based on an €80/tonne carbon price