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 1.01
Milk (kg) -21.00 -0.014 0.29
Fat (kg) 1.36 -0.375 -0.51
Prot (kg) -2.77 -0.441 1.22
Fertility Sub Index -5.60
Calving Interval (days) 2.73 -1.459 -3.98
Survival (%) -1.45 1.117 -1.62
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index -0.73
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 2.92 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index -0.12
Live WT (kg) 0.40 -0.307 -0.12
Total Carbon Sub Index -4.94

* Based on an €80/tonne carbon price