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 33.30
Milk (kg) -998.00 -0.014 13.97
Fat (kg) -20.17 -0.375 7.55
Prot (kg) -26.68 -0.441 11.78
Fertility Sub Index 3.90
Calving Interval (days) -1.96 -1.459 2.86
Survival (%) 0.93 1.117 1.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.29
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index 36.72

* Based on an €80/tonne carbon price