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 2.70
Milk (kg) 9.00 -0.014 -0.13
Fat (kg) -3.03 -0.375 1.13
Prot (kg) -3.83 -0.441 1.69
Fertility Sub Index -11.27
Calving Interval (days) 4.84 -1.459 -7.06
Survival (%) -3.77 1.117 -4.21
Calving Sub Index 0.26
Gestation Length (days) -0.28 -0.919 0.26
Beef Sub Index 0.13
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 4.23 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index -0.40
Live WT (kg) 1.30 -0.307 -0.40
Total Carbon Sub Index -8.59

* Based on an €80/tonne carbon price