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 8.19
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -9.14 -0.375 3.42
Prot (kg) -6.86 -0.441 3.03
Fertility Sub Index 10.07
Calving Interval (days) -5.01 -1.459 7.31
Survival (%) 2.47 1.117 2.76
Calving Sub Index -0.97
Gestation Length (days) 1.06 -0.919 -0.97
Beef Sub Index 2.60
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 0.69 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 22.65

* Based on an €80/tonne carbon price