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 15.78
Milk (kg) -279.00 -0.014 3.91
Fat (kg) -15.34 -0.375 5.75
Prot (kg) -13.89 -0.441 6.13
Fertility Sub Index 1.26
Calving Interval (days) -0.72 -1.459 1.05
Survival (%) 0.19 1.117 0.21
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.30
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.91 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 18.42

* Based on an €80/tonne carbon price