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 8.24
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -11.05 -0.375 4.14
Prot (kg) -5.90 -0.441 2.60
Fertility Sub Index 1.73
Calving Interval (days) -1.40 -1.459 2.04
Survival (%) -0.28 1.117 -0.31
Calving Sub Index -2.58
Gestation Length (days) 2.81 -0.919 -2.58
Beef Sub Index -2.88
Carcass Weight (kg) 5.30 -0.528 -2.80
Age of Slaughter (days) 0.19 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index -2.70
Live WT (kg) 8.80 -0.307 -2.70
Total Carbon Sub Index 1.81

* Based on an €80/tonne carbon price