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 9.56
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -10.95 -0.375 4.10
Prot (kg) -7.44 -0.441 3.28
Fertility Sub Index 6.65
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 2.03 1.117 2.27
Calving Sub Index -1.29
Gestation Length (days) 1.40 -0.919 -1.29
Beef Sub Index -2.37
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 8.18 -0.432 -3.53
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 18.48

* Based on an €80/tonne carbon price