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 9.92
Milk (kg) -282.00 -0.014 3.95
Fat (kg) -8.33 -0.375 3.12
Prot (kg) -6.47 -0.441 2.86
Fertility Sub Index 2.04
Calving Interval (days) -0.99 -1.459 1.44
Survival (%) 0.53 1.117 0.59
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.58
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 2.45 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 12.45

* Based on an €80/tonne carbon price