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 -1.34
Milk (kg) -18.00 -0.014 0.25
Fat (kg) 1.96 -0.375 -0.73
Prot (kg) 1.95 -0.441 -0.86
Fertility Sub Index -6.33
Calving Interval (days) 2.68 -1.459 -3.91
Survival (%) -2.17 1.117 -2.42
Calving Sub Index 1.13
Gestation Length (days) -1.23 -0.919 1.13
Beef Sub Index 0.78
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) -3.40 -0.432 1.47
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index -5.55

* Based on an €80/tonne carbon price