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 9.54
Milk (kg) -241.00 -0.014 3.37
Fat (kg) -10.47 -0.375 3.92
Prot (kg) -5.08 -0.441 2.24
Fertility Sub Index 8.25
Calving Interval (days) -5.44 -1.459 7.94
Survival (%) 0.28 1.117 0.31
Calving Sub Index 1.48
Gestation Length (days) -1.61 -0.919 1.48
Beef Sub Index -0.16
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 0.74 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 19.62

* Based on an €80/tonne carbon price