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 14.43
Milk (kg) -433.00 -0.014 6.06
Fat (kg) -6.40 -0.375 2.40
Prot (kg) -13.52 -0.441 5.97
Fertility Sub Index 7.91
Calving Interval (days) -4.76 -1.459 6.95
Survival (%) 0.86 1.117 0.96
Calving Sub Index -0.64
Gestation Length (days) 0.70 -0.919 -0.64
Beef Sub Index -1.62
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 4.24 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 22.52

* Based on an €80/tonne carbon price