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 -4.84
Milk (kg) 42.00 -0.014 -0.59
Fat (kg) 6.33 -0.375 -2.37
Prot (kg) 4.27 -0.441 -1.88
Fertility Sub Index -2.28
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) -0.53 1.117 -0.59
Calving Sub Index 1.30
Gestation Length (days) -1.41 -0.919 1.30
Beef Sub Index -0.88
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 6.93 -0.432 -2.99
Maintenance Sub Index Maint. Sub Index -2.27
Live WT (kg) 7.40 -0.307 -2.27
Total Carbon Sub Index -8.99

* Based on an €80/tonne carbon price