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 0.25
Milk (kg) -9.00 -0.014 0.13
Fat (kg) 1.06 -0.375 -0.40
Prot (kg) -1.17 -0.441 0.52
Fertility Sub Index 7.45
Calving Interval (days) -2.80 -1.459 4.09
Survival (%) 3.01 1.117 3.36
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.81
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) -5.78 -0.432 2.50
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 10.04

* Based on an €80/tonne carbon price