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 7.77
Milk (kg) -222.00 -0.014 3.11
Fat (kg) -6.33 -0.375 2.37
Prot (kg) -5.20 -0.441 2.30
Fertility Sub Index 4.98
Calving Interval (days) -2.68 -1.459 3.91
Survival (%) 0.96 1.117 1.07
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 2.06
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 0.49 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 21.02

* Based on an €80/tonne carbon price