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 4.79
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -0.17 -0.375 0.06
Prot (kg) -4.84 -0.441 2.14
Fertility Sub Index 5.70
Calving Interval (days) -2.92 -1.459 4.26
Survival (%) 1.29 1.117 1.44
Calving Sub Index 1.43
Gestation Length (days) -1.56 -0.919 1.43
Beef Sub Index 1.24
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 4.09 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 13.78

* Based on an €80/tonne carbon price