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 3.38
Milk (kg) 39.00 -0.014 -0.55
Fat (kg) -10.08 -0.375 3.78
Prot (kg) -0.35 -0.441 0.15
Fertility Sub Index -1.12
Calving Interval (days) 1.46 -1.459 -2.13
Survival (%) 0.90 1.117 1.01
Calving Sub Index 2.16
Gestation Length (days) -2.35 -0.919 2.16
Beef Sub Index -0.99
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index -1.41
Live WT (kg) 4.60 -0.307 -1.41
Total Carbon Sub Index 2.01

* Based on an €80/tonne carbon price