Table 4 Significantly enriched taxa at the family, genus and species level found in DCM foals from ages 1 to 6 weeks (p < 0.05, Kruskal-Wallis, LDA score > 2.0) compared with all other weeks

Firmicutes

Butyricicoccus spp.

Blautia producta

Lactobacillus reuteri

Selenomonas ruminantium

Mogibacteriaceae gen.

Veillonellaceae gen.

Sarcina spp.

Butyricicoccus pullicaecorum

Ruminococcus spp.

Peptococcaeae gen.

Selenomonas gen.

Ruminococcus flavefaciens

Peptococcus spp.

Peptoniphilus spp.

Clostridium perfringens

Eubacterium spp.

Holdemania spp.

Lactobacillus spp.

Ruminococcus spp.

Coprobacillus spp. 2

Rummeliibacillus spp.

Clostridium spp.

Eubacterium dolichum

Anaerotruncus spp.

Coprococcus spp.

RFN20 spp.

Mogibacteriaceae gen.

Pseudobutyrivibrio spp.

Peptostreptococcaceae gen.

Oscillospira spp.

rc4_4 spp.

Clostridium spp.

Mogibacterium spp.

Turicibacter spp.

Peptococcaceae gen.

Phascolarctobacterium spp.

Mogibacteriaceae gen.

Enterococcaceae gen.

Blautia spp.

Roseburia spp.

Leuconostocaceae gen.

Enterococcus spp.

Lachnospiraceae gen.

Finegoldia spp.

Enterococcus casseliflavus

Lactobacillus spp.

Tissierellaceae gen.

Vagococcus spp.

Lactobacillaceae gen.

Blautia spp.

Dorea spp.

Bacteroidetes

Bacteroides ovatus

Butyricimonas spp.

5_7N15 spp.

Bacteroides plebeius

RF16 gen.

Odoribacteraceae gen.

Prevotellaceae gen.

CF231 spp.

YRC22 spp.

Porphyromonadaceae gen.

BF311 spp.

Prevotella copri

Prevotella spp.

Paludibacter spp.

Prevotella spp.

Paraprevotellaceae gen.

Paraprevotellaceae gen.

Prevotallaceae gen.

BS11 gen.

Proteobacteria

Enterobacteriaceae gen.

Escherichia spp.

Actinobacillus spp.

Oxalobacteraceae gen.

Erwinia dispersa

Escherichia coli

Pasteurellaceae gen.

Erwinia spp.

Sphingomonas spp.

Citrobacter spp.

Morganella spp.

Proteus spp.

Klebsiella spp.

Actinobacteria

Eggerthella spp.

Actinomyces spp. 2

Actinomycetaceae gen.

Corynebacterium spp.

Eggerthella lenta

Corynebacteriaceae gen.

Verrucomicrobia

Akkermansia muciniphila

Akkermansia spp.

R4_41B gen.

RFP12 gen.

Euryarchaeota

Dehalobacteriaceae gen.

Methanimicrococcus spp.

Methanobrevibacter spp.

Methanosarcinaceae gen.

Methanobacteriaceae gen.

Methanomassiliicoccaceae gen.

vadinCA11 spp.

Methanocorpusculaceae gen.

Methanocorpusculum spp.

Spirochaetes

Treponema spp.

Spirochaetaceae gen.

Chlamydiae

Chlamydia spp.

Planctomycetes

Pirellulaceae gen.

Synergistetes

Synergistaceae gen.

Cyanobacteria

Synechococcaceae gen.

Synechococcus spp.