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 -4.46
Milk (kg) 7.00 -0.014 -0.10
Fat (kg) 10.52 -0.375 -3.94
Prot (kg) 0.96 -0.441 -0.42
Fertility Sub Index 13.90
Calving Interval (days) -7.09 -1.459 10.34
Survival (%) 3.18 1.117 3.55
Calving Sub Index 3.06
Gestation Length (days) -3.33 -0.919 3.06
Beef Sub Index -0.67
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 4.37 -0.432 -1.89
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 12.13

* Based on an €80/tonne carbon price