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 3.73
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -5.50 -0.375 2.06
Prot (kg) -0.76 -0.441 0.34
Fertility Sub Index 5.30
Calving Interval (days) -2.75 -1.459 4.01
Survival (%) 1.15 1.117 1.28
Calving Sub Index -1.75
Gestation Length (days) 1.90 -0.919 -1.75
Beef Sub Index -1.16
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 4.27 -0.432 -1.84
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 10.99

* Based on an €80/tonne carbon price