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 9.68
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -8.18 -0.375 3.06
Prot (kg) -10.61 -0.441 4.68
Fertility Sub Index -8.72
Calving Interval (days) 4.53 -1.459 -6.61
Survival (%) -1.89 1.117 -2.11
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index -0.67
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 5.95 -0.432 -2.57
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 1.88

* Based on an €80/tonne carbon price