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 10.97
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -15.36 -0.375 5.75
Prot (kg) -6.96 -0.441 3.07
Fertility Sub Index 3.71
Calving Interval (days) -2.77 -1.459 4.04
Survival (%) -0.30 1.117 -0.34
Calving Sub Index -3.76
Gestation Length (days) 4.09 -0.919 -3.76
Beef Sub Index 4.75
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) -3.66 -0.432 1.58
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 19.58

* Based on an €80/tonne carbon price