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 0.18
Milk (kg) 3.00 -0.014 -0.04
Fat (kg) -2.85 -0.375 1.07
Prot (kg) 1.91 -0.441 -0.84
Fertility Sub Index -7.61
Calving Interval (days) 3.59 -1.459 -5.24
Survival (%) -2.12 1.117 -2.37
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index 2.26
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 1.00 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index -2.05
Live WT (kg) 6.70 -0.307 -2.05
Total Carbon Sub Index -7.01

* Based on an €80/tonne carbon price