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) -52.00 -0.014 0.73
Fat (kg) -3.28 -0.375 1.23
Prot (kg) -5.79 -0.441 2.56
Fertility Sub Index -0.09
Calving Interval (days) -0.13 -1.459 0.19
Survival (%) -0.25 1.117 -0.28
Calving Sub Index -0.48
Gestation Length (days) 0.52 -0.919 -0.48
Beef Sub Index 1.11
Carcass Weight (kg) -2.15 -0.528 1.13
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 7.05

* Based on an €80/tonne carbon price