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 1.73
Milk (kg) -31.00 -0.014 0.43
Fat (kg) -0.50 -0.375 0.19
Prot (kg) -2.51 -0.441 1.11
Fertility Sub Index 0.78
Calving Interval (days) -0.54 -1.459 0.79
Survival (%) -0.01 1.117 -0.01
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.00
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 3.91

* Based on an €80/tonne carbon price