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 0.97
Milk (kg) -9.00 -0.014 0.13
Fat (kg) -2.50 -0.375 0.94
Prot (kg) 0.21 -0.441 -0.09
Fertility Sub Index 6.95
Calving Interval (days) -3.28 -1.459 4.79
Survival (%) 1.94 1.117 2.17
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.68
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 16.79

* Based on an €80/tonne carbon price