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 -4.02
Milk (kg) 230.00 -0.014 -3.22
Fat (kg) 0.56 -0.375 -0.21
Prot (kg) 1.33 -0.441 -0.59
Fertility Sub Index -0.63
Calving Interval (days) 0.26 -1.459 -0.38
Survival (%) -0.22 1.117 -0.25
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.51
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index -3.47

* Based on an €80/tonne carbon price