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 1.54
Milk (kg) -77.00 -0.014 1.08
Fat (kg) 1.81 -0.375 -0.68
Prot (kg) -2.58 -0.441 1.14
Fertility Sub Index 8.51
Calving Interval (days) -3.52 -1.459 5.14
Survival (%) 3.02 1.117 3.37
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 3.92
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) -1.50 -0.432 0.65
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 19.26

* Based on an €80/tonne carbon price