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 1.76
Milk (kg) -144.00 -0.014 2.02
Fat (kg) 3.13 -0.375 -1.17
Prot (kg) -2.07 -0.441 0.91
Fertility Sub Index -1.98
Calving Interval (days) 0.93 -1.459 -1.36
Survival (%) -0.56 1.117 -0.63
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.01
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) 0.14 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index -1.26
Live WT (kg) 4.10 -0.307 -1.26
Total Carbon Sub Index -2.96

* Based on an €80/tonne carbon price