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 -10.60
Milk (kg) 325.00 -0.014 -4.55
Fat (kg) 5.50 -0.375 -2.06
Prot (kg) 9.03 -0.441 -3.99
Fertility Sub Index 2.90
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) 0.81 1.117 0.90
Calving Sub Index 1.86
Gestation Length (days) -2.02 -0.919 1.86
Beef Sub Index -0.99
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 3.88 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index -3.16
Live WT (kg) 10.30 -0.307 -3.16
Total Carbon Sub Index -9.99

* Based on an €80/tonne carbon price