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 6.19
Milk (kg) -275.00 -0.014 3.85
Fat (kg) -0.26 -0.375 0.10
Prot (kg) -5.08 -0.441 2.24
Fertility Sub Index 4.74
Calving Interval (days) -2.62 -1.459 3.82
Survival (%) 0.82 1.117 0.92
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index 3.52
Carcass Weight (kg) -8.30 -0.528 4.38
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 7.05
Live WT (kg) -23.00 -0.307 7.05
Total Carbon Sub Index 22.62

* Based on an €80/tonne carbon price