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 -4.32
Milk (kg) 40.00 -0.014 -0.56
Fat (kg) 7.88 -0.375 -2.95
Prot (kg) 1.84 -0.441 -0.81
Fertility Sub Index -5.07
Calving Interval (days) 2.39 -1.459 -3.49
Survival (%) -1.42 1.117 -1.59
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index -0.68
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 3.28 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index -2.48
Live WT (kg) 8.10 -0.307 -2.48
Total Carbon Sub Index -12.06

* Based on an €80/tonne carbon price