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 7.54
Milk (kg) -179.00 -0.014 2.51
Fat (kg) -9.61 -0.375 3.60
Prot (kg) -3.26 -0.441 1.44
Fertility Sub Index -0.94
Calving Interval (days) 1.44 -1.459 -2.10
Survival (%) 1.04 1.117 1.16
Calving Sub Index -0.49
Gestation Length (days) 0.53 -0.919 -0.49
Beef Sub Index -1.90
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 6.73 -0.432 -2.91
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 9.65

* Based on an €80/tonne carbon price