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 19.66
Milk (kg) -745.00 -0.014 10.43
Fat (kg) -4.67 -0.375 1.75
Prot (kg) -16.96 -0.441 7.49
Fertility Sub Index 6.26
Calving Interval (days) -2.92 -1.459 4.26
Survival (%) 1.79 1.117 2.00
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index 1.26
Carcass Weight (kg) -9.70 -0.528 5.12
Age of Slaughter (days) 8.93 -0.432 -3.86
Maintenance Sub Index Maint. Sub Index 11.04
Live WT (kg) -36.00 -0.307 11.04
Total Carbon Sub Index 38.83

* Based on an €80/tonne carbon price