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 1.04
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) -3.18 -0.375 1.19
Prot (kg) -0.32 -0.441 0.14
Fertility Sub Index -5.06
Calving Interval (days) 2.34 -1.459 -3.41
Survival (%) -1.47 1.117 -1.64
Calving Sub Index 1.56
Gestation Length (days) -1.70 -0.919 1.56
Beef Sub Index 1.16
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 3.42 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 0.54

* Based on an €80/tonne carbon price