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 9.20
Milk (kg) -291.00 -0.014 4.07
Fat (kg) -4.40 -0.375 1.65
Prot (kg) -7.87 -0.441 3.47
Fertility Sub Index 6.75
Calving Interval (days) -3.59 -1.459 5.24
Survival (%) 1.35 1.117 1.51
Calving Sub Index -0.27
Gestation Length (days) 0.29 -0.919 -0.27
Beef Sub Index 1.60
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 2.28 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 18.08

* Based on an €80/tonne carbon price