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 11.22
Milk (kg) -537.00 -0.014 7.52
Fat (kg) 1.61 -0.375 -0.60
Prot (kg) -9.76 -0.441 4.31
Fertility Sub Index 7.23
Calving Interval (days) -3.47 -1.459 5.06
Survival (%) 1.94 1.117 2.17
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index -0.54
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 5.77 -0.432 -2.49
Maintenance Sub Index Maint. Sub Index 7.14
Live WT (kg) -23.30 -0.307 7.14
Total Carbon Sub Index 25.70

* Based on an €80/tonne carbon price