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 10.67
Milk (kg) -253.00 -0.014 3.54
Fat (kg) -8.34 -0.375 3.12
Prot (kg) -9.08 -0.441 4.01
Fertility Sub Index 6.05
Calving Interval (days) -3.47 -1.459 5.06
Survival (%) 0.88 1.117 0.98
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.72
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.03 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 18.92

* Based on an €80/tonne carbon price