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 2.40
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -2.30 -0.375 0.86
Prot (kg) -0.42 -0.441 0.19
Fertility Sub Index 10.26
Calving Interval (days) -5.56 -1.459 8.11
Survival (%) 1.92 1.117 2.15
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -2.93
Carcass Weight (kg) 4.90 -0.528 -2.58
Age of Slaughter (days) 0.80 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 11.90

* Based on an €80/tonne carbon price