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 10.94
Milk (kg) -249.00 -0.014 3.49
Fat (kg) -5.63 -0.375 2.11
Prot (kg) -12.11 -0.441 5.34
Fertility Sub Index 2.40
Calving Interval (days) -0.97 -1.459 1.42
Survival (%) 0.88 1.117 0.98
Calving Sub Index -0.07
Gestation Length (days) 0.08 -0.919 -0.07
Beef Sub Index -3.13
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) 3.33 -0.432 -1.44
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 11.92

* Based on an €80/tonne carbon price