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 -2.58
Milk (kg) 135.00 -0.014 -1.89
Fat (kg) 1.96 -0.375 -0.73
Prot (kg) -0.09 -0.441 0.04
Fertility Sub Index -3.43
Calving Interval (days) 1.98 -1.459 -2.89
Survival (%) -0.48 1.117 -0.54
Calving Sub Index 0.02
Gestation Length (days) -0.02 -0.919 0.02
Beef Sub Index -0.26
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index -5.11

* Based on an €80/tonne carbon price