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 -4.61
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) 4.70 -0.375 -1.76
Prot (kg) 6.01 -0.441 -2.65
Fertility Sub Index 2.66
Calving Interval (days) -0.95 -1.459 1.39
Survival (%) 1.14 1.117 1.27
Calving Sub Index 2.16
Gestation Length (days) -2.35 -0.919 2.16
Beef Sub Index -4.35
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 7.27 -0.432 -3.14
Maintenance Sub Index Maint. Sub Index -5.52
Live WT (kg) 18.00 -0.307 -5.52
Total Carbon Sub Index -9.66

* Based on an €80/tonne carbon price