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 14.17
Milk (kg) -258.00 -0.014 3.61
Fat (kg) -13.14 -0.375 4.92
Prot (kg) -12.78 -0.441 5.64
Fertility Sub Index 2.30
Calving Interval (days) -1.23 -1.459 1.79
Survival (%) 0.45 1.117 0.50
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index -0.29
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 4.71 -0.432 -2.03
Maintenance Sub Index Maint. Sub Index -1.99
Live WT (kg) 6.50 -0.307 -1.99
Total Carbon Sub Index 14.62

* Based on an €80/tonne carbon price