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 -4.43
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 4.03 -0.375 -1.51
Prot (kg) 6.49 -0.441 -2.86
Fertility Sub Index 7.68
Calving Interval (days) -3.72 -1.459 5.43
Survival (%) 2.02 1.117 2.26
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.13
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.42 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 13.43

* Based on an €80/tonne carbon price