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 8.73
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -8.73 -0.375 3.27
Prot (kg) -9.38 -0.441 4.14
Fertility Sub Index 11.16
Calving Interval (days) -6.00 -1.459 8.75
Survival (%) 2.15 1.117 2.40
Calving Sub Index -0.48
Gestation Length (days) 0.52 -0.919 -0.48
Beef Sub Index -2.46
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) 3.49 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index 17.07

* Based on an €80/tonne carbon price