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 6.54
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -3.99 -0.375 1.49
Prot (kg) -6.05 -0.441 2.67
Fertility Sub Index -4.14
Calving Interval (days) 2.19 -1.459 -3.20
Survival (%) -0.85 1.117 -0.95
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 0.36
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.57 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index -1.99
Live WT (kg) 6.50 -0.307 -1.99
Total Carbon Sub Index 1.42

* Based on an €80/tonne carbon price