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 10.36
Milk (kg) -204.00 -0.014 2.86
Fat (kg) -10.63 -0.375 3.98
Prot (kg) -7.98 -0.441 3.52
Fertility Sub Index 4.33
Calving Interval (days) -1.88 -1.459 2.74
Survival (%) 1.42 1.117 1.59
Calving Sub Index -0.99
Gestation Length (days) 1.08 -0.919 -0.99
Beef Sub Index -4.52
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 6.07 -0.432 -2.62
Maintenance Sub Index Maint. Sub Index -0.40
Live WT (kg) 1.30 -0.307 -0.40
Total Carbon Sub Index 8.77

* Based on an €80/tonne carbon price