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 4.06
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -3.49 -0.375 1.31
Prot (kg) -5.77 -0.441 2.55
Fertility Sub Index -8.30
Calving Interval (days) 4.33 -1.459 -6.32
Survival (%) -1.77 1.117 -1.98
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index 0.28
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 3.63 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index -2.21
Live WT (kg) 7.20 -0.307 -2.21
Total Carbon Sub Index -5.68

* Based on an €80/tonne carbon price