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 -10.45
Milk (kg) 40.00 -0.014 -0.56
Fat (kg) 15.21 -0.375 -5.70
Prot (kg) 9.51 -0.441 -4.20
Fertility Sub Index -9.18
Calving Interval (days) 4.84 -1.459 -7.06
Survival (%) -1.90 1.117 -2.12
Calving Sub Index 0.99
Gestation Length (days) -1.08 -0.919 0.99
Beef Sub Index -3.71
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 12.38 -0.432 -5.34
Maintenance Sub Index Maint. Sub Index -3.00
Live WT (kg) 9.80 -0.307 -3.00
Total Carbon Sub Index -25.36

* Based on an €80/tonne carbon price