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 -7.36
Milk (kg) -53.00 -0.014 0.74
Fat (kg) 19.13 -0.375 -7.17
Prot (kg) 2.12 -0.441 -0.94
Fertility Sub Index -2.68
Calving Interval (days) 1.10 -1.459 -1.60
Survival (%) -0.96 1.117 -1.07
Calving Sub Index 3.32
Gestation Length (days) -3.61 -0.919 3.32
Beef Sub Index 0.48
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index -2.41

* Based on an €80/tonne carbon price