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 17.15
Milk (kg) -416.00 -0.014 5.82
Fat (kg) -13.51 -0.375 5.06
Prot (kg) -14.20 -0.441 6.27
Fertility Sub Index 5.14
Calving Interval (days) -3.74 -1.459 5.46
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 1.92
Gestation Length (days) -2.09 -0.919 1.92
Beef Sub Index 3.75
Carcass Weight (kg) -7.80 -0.528 4.11
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 33.15

* Based on an €80/tonne carbon price