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 -6.24
Milk (kg) 30.00 -0.014 -0.42
Fat (kg) 11.43 -0.375 -4.28
Prot (kg) 3.49 -0.441 -1.54
Fertility Sub Index -11.18
Calving Interval (days) 4.61 -1.459 -6.73
Survival (%) -3.99 1.117 -4.46
Calving Sub Index -0.07
Gestation Length (days) 0.08 -0.919 -0.07
Beef Sub Index -2.57
Carcass Weight (kg) 4.30 -0.528 -2.27
Age of Slaughter (days) 0.69 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index -1.01
Live WT (kg) 3.30 -0.307 -1.01
Total Carbon Sub Index -21.08

* Based on an €80/tonne carbon price