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 14.17
Milk (kg) -338.00 -0.014 4.73
Fat (kg) -11.74 -0.375 4.40
Prot (kg) -11.43 -0.441 5.04
Fertility Sub Index 7.23
Calving Interval (days) -4.23 -1.459 6.17
Survival (%) 0.95 1.117 1.06
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -0.22
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 24.59

* Based on an €80/tonne carbon price