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 -8.01
Milk (kg) 91.00 -0.014 -1.27
Fat (kg) 14.12 -0.375 -5.29
Prot (kg) 3.28 -0.441 -1.45
Fertility Sub Index 6.12
Calving Interval (days) -4.48 -1.459 6.54
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 3.03
Gestation Length (days) -3.30 -0.919 3.03
Beef Sub Index -2.00
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 6.22 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index -1.99
Live WT (kg) 6.50 -0.307 -1.99
Total Carbon Sub Index -2.84

* Based on an €80/tonne carbon price