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 2.10
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -1.78 -0.375 0.67
Prot (kg) 0.47 -0.441 -0.21
Fertility Sub Index -2.49
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) -0.69 1.117 -0.77
Calving Sub Index -0.17
Gestation Length (days) 0.18 -0.919 -0.17
Beef Sub Index 0.24
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 3.72 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index -0.10

* Based on an €80/tonne carbon price