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 2.00
Milk (kg) 22.00 -0.014 -0.31
Fat (kg) -0.58 -0.375 0.22
Prot (kg) -4.73 -0.441 2.09
Fertility Sub Index 6.03
Calving Interval (days) -3.11 -1.459 4.54
Survival (%) 1.34 1.117 1.50
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.24
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 5.18 -0.432 -2.24
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 9.80

* Based on an €80/tonne carbon price