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 6.90
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -7.23 -0.375 2.71
Prot (kg) -7.41 -0.441 3.27
Fertility Sub Index 7.19
Calving Interval (days) -4.55 -1.459 6.64
Survival (%) 0.49 1.117 0.55
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index 2.89
Carcass Weight (kg) -7.80 -0.528 4.11
Age of Slaughter (days) 2.84 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 20.16

* Based on an €80/tonne carbon price