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 4.69
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -3.90 -0.375 1.46
Prot (kg) -2.76 -0.441 1.22
Fertility Sub Index -1.24
Calving Interval (days) 1.53 -1.459 -2.23
Survival (%) 0.89 1.117 0.99
Calving Sub Index -0.97
Gestation Length (days) 1.06 -0.919 -0.97
Beef Sub Index -0.73
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 6.08 -0.432 -2.62
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 6.94

* Based on an €80/tonne carbon price