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 2.42
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -2.25 -0.375 0.84
Prot (kg) -1.20 -0.441 0.53
Fertility Sub Index 5.82
Calving Interval (days) -2.41 -1.459 3.52
Survival (%) 2.06 1.117 2.30
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.55
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 14.04

* Based on an €80/tonne carbon price