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 -4.14
Milk (kg) 89.00 -0.014 -1.25
Fat (kg) 6.04 -0.375 -2.26
Prot (kg) 1.42 -0.441 -0.63
Fertility Sub Index -3.34
Calving Interval (days) 2.22 -1.459 -3.24
Survival (%) -0.09 1.117 -0.10
Calving Sub Index 2.20
Gestation Length (days) -2.39 -0.919 2.20
Beef Sub Index -1.95
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 2.94 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index -7.39

* Based on an €80/tonne carbon price