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 4.51
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -5.93 -0.375 2.22
Prot (kg) -0.66 -0.441 0.29
Fertility Sub Index 6.42
Calving Interval (days) -2.78 -1.459 4.06
Survival (%) 2.12 1.117 2.37
Calving Sub Index -0.97
Gestation Length (days) 1.05 -0.919 -0.97
Beef Sub Index -5.47
Carcass Weight (kg) 8.50 -0.528 -4.48
Age of Slaughter (days) 2.29 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index 3.58

* Based on an €80/tonne carbon price