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 11.96
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -15.31 -0.375 5.73
Prot (kg) -8.24 -0.441 3.64
Fertility Sub Index 4.81
Calving Interval (days) -2.60 -1.459 3.79
Survival (%) 0.91 1.117 1.02
Calving Sub Index -1.18
Gestation Length (days) 1.28 -0.919 -1.18
Beef Sub Index -2.14
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 2.87 -0.432 -1.24
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 18.02

* Based on an €80/tonne carbon price