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 7.21
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -9.29 -0.375 3.48
Prot (kg) -3.45 -0.441 1.52
Fertility Sub Index -2.26
Calving Interval (days) 1.71 -1.459 -2.49
Survival (%) 0.21 1.117 0.23
Calving Sub Index -0.10
Gestation Length (days) 0.11 -0.919 -0.10
Beef Sub Index 1.96
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 2.19 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 9.78

* Based on an €80/tonne carbon price