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 -4.69
Milk (kg) 36.00 -0.014 -0.50
Fat (kg) 6.11 -0.375 -2.29
Prot (kg) 4.31 -0.441 -1.90
Fertility Sub Index -2.17
Calving Interval (days) 1.10 -1.459 -1.60
Survival (%) -0.51 1.117 -0.57
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 0.04
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.81 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index -0.95
Live WT (kg) 3.10 -0.307 -0.95
Total Carbon Sub Index -7.10

* Based on an €80/tonne carbon price