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 5.37
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -3.63 -0.375 1.36
Prot (kg) -5.12 -0.441 2.26
Fertility Sub Index 0.62
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) -0.12 1.117 -0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.47
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 7.99

* Based on an €80/tonne carbon price