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 -7.68
Milk (kg) 176.00 -0.014 -2.46
Fat (kg) 8.71 -0.375 -3.26
Prot (kg) 4.42 -0.441 -1.95
Fertility Sub Index -6.42
Calving Interval (days) 3.58 -1.459 -5.22
Survival (%) -1.07 1.117 -1.20
Calving Sub Index 1.23
Gestation Length (days) -1.34 -0.919 1.23
Beef Sub Index -1.14
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index -13.05

* Based on an €80/tonne carbon price