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 11.31
Milk (kg) -203.00 -0.014 2.84
Fat (kg) -10.85 -0.375 4.06
Prot (kg) -9.98 -0.441 4.40
Fertility Sub Index 7.92
Calving Interval (days) -5.45 -1.459 7.95
Survival (%) -0.03 1.117 -0.03
Calving Sub Index -1.46
Gestation Length (days) 1.59 -0.919 -1.46
Beef Sub Index 1.91
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -1.38 -0.432 0.60
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 22.78

* Based on an €80/tonne carbon price