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 -7.76
Milk (kg) -10.00 -0.014 0.14
Fat (kg) 13.84 -0.375 -5.18
Prot (kg) 6.16 -0.441 -2.72
Fertility Sub Index 10.36
Calving Interval (days) -6.54 -1.459 9.54
Survival (%) 0.73 1.117 0.82
Calving Sub Index 2.53
Gestation Length (days) -2.75 -0.919 2.53
Beef Sub Index 2.10
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -0.84 -0.432 0.36
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 10.29

* Based on an €80/tonne carbon price