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 1.87
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -1.36 -0.375 0.51
Prot (kg) -1.05 -0.441 0.46
Fertility Sub Index 10.50
Calving Interval (days) -5.63 -1.459 8.21
Survival (%) 2.05 1.117 2.29
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -1.25
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 5.09 -0.432 -2.20
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 17.93

* Based on an €80/tonne carbon price