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 -3.19
Milk (kg) 143.00 -0.014 -2.00
Fat (kg) 1.41 -0.375 -0.53
Prot (kg) 1.50 -0.441 -0.66
Fertility Sub Index -2.67
Calving Interval (days) 1.31 -1.459 -1.91
Survival (%) -0.68 1.117 -0.76
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index 0.82
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index -3.92

* Based on an €80/tonne carbon price