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Early Preview Lineups: Projected Odds Posted 6 min read

Milwaukee Brewers vs St. Louis Cardinals Preview

Milwaukee Brewers visit St. Louis Cardinals at Busch Stadium. Chad Patrick faces Kyle Leahy in National League Central action Monday night

Milwaukee Brewers at St. Louis Cardinals MLB game preview for May 4, 2026
MIL
Milwaukee Brewers
Chad Patrick RHP
@
7:45 PM ET
Busch Stadium
STL
St. Louis Cardinals
Kyle Leahy RHP
Last updated Monday, May 4, 2026
Final This game has finished. Read the recap for final score, model grades, and box score.

Key Facts

Matchup
Milwaukee Brewers at St. Louis Cardinals
Date
Monday, May 4, 2026
First Pitch
7:45 PM ET
Venue
Busch Stadium
Probable Starters
Chad Patrick (RHP) vs Kyle Leahy (RHP)
Lineups
Projected
Odds Snapshot
May 4, 7:46 PM ET
Last Updated
May 4, 6:04 PM ET

Betting Board

Snapshot May 4, 7:46 PM ET
Moneyline
MIL -125
STL +115
Total
Over 9 -105
Under 9 -115
Run Line
MIL -1.5 +122
STL +1.5 -146

Model Angles

NRFI Model
NRFI · 61%
+9.7% edge
Projected Total
5.1
model combined runs
Park Factor
1.01
Neutral · HR 1.04
First Pitch Weather
78°F
13.7 mph SSW
The Milwaukee Brewers travel to Busch Stadium on Monday night for a National League Central clash with the St. Louis Cardinals, with first pitch scheduled for 7:45 PM ET. Milwaukee enters at 18-15 following a loss in their last outing, while St. Louis stands at 20-14 after also dropping their most recent contest. Right-hander Chad Patrick gets the ball for the Brewers, bringing a 2.57 ERA and 1.25 WHIP with 5.14 strikeouts per nine innings. The Cardinals counter with right-hander Kyle Leahy, who carries a 5.52 ERA and 1.67 WHIP with 6.75 strikeouts per nine. The projected total sits at 5.1 runs, with Milwaukee projected for 2.6 runs and St. Louis for 2.5. Weather conditions call for 78 degrees with 14 mph winds from the south-southwest, while Busch Stadium offers a 1.01 park factor for runs.
  • Chad Patrick brings a 2.57 ERA and 1.25 WHIP to the mound
  • Kyle Leahy posts a 5.52 ERA and 1.67 WHIP for St. Louis
  • Projected total stands at just 5.1 runs for this matchup

Pitching Matchup

MIL Away
Chad Patrick
RHP · 2-1 · 4 GS
ERA
2.57
WHIP
1.25
K/9
5.14
IP
28.0
Career: 3.35 ERA · 1.27 WHIP · 8.72 K/9
NRFI: 78.3%
1st Inn ERA: 2.74
STL Home
Kyle Leahy
RHP · 3-3 · 6 GS
ERA
5.52
WHIP
1.67
K/9
6.75
IP
29.1
Career: 3.97 ERA · 1.29 WHIP · 7.35 K/9

On the season, Chad Patrick holds the ERA edge in this matchup. Chad Patrick carries a 2.57 ERA and 1.25 WHIP, while Kyle Leahy sits at 5.52 ERA and 1.67 WHIP.
Strikeout rates: Chad Patrick at 5.14 K/9, Kyle Leahy at 6.75 K/9.
K projections: Chad Patrick at 3.8 (line 3.5)
Kyle Leahy projected at 4.0 (line 3.5).
Chad Patrick has a 78.3% career NRFI rate. No first-inning data available for Kyle Leahy.
Both starters throw from the R side, limiting platoon splits for either lineup.

Strikeout Projections

Chad Patrick vs STL
Proj: 3.8Line: 3.5
+0.3
Confidence:
Kyle Leahy vs MIL
Proj: 4.0Line: 3.5
+0.5
Confidence:
View all K projections on SlateIQ

Our strikeout model weighs pitcher K rate, opponent lineup whiff tendency, park factors, and umpire zone size to project total strikeouts per starter.

Chad Patrick (Milwaukee Brewers) is projected for 3.8 strikeouts against a posted line of 3.5. The projection is close to the line with no actionable edge.
He faces a moderate-K lineup that strikes out at 22.4% with a 28.0% whiff rate.

Kyle Leahy (St. Louis Cardinals) is projected for 4.0 strikeouts against a posted line of 3.5. The projection is close to the line with no actionable edge.
He faces a high-K lineup that strikes out at 27.9% with a 28.0% whiff rate.

The Milwaukee Brewers lineup is more vulnerable to strikeouts in this matchup. St. Louis Cardinals batters K at 22.4%, Milwaukee Brewers batters at 27.9%.

NRFI & First 5 Analysis

NRFI Model
60.9%
probability of NRFI
+9.7%
market edge
Monitor
Market implied: 51.2%Model: 60.9%
First 5 Innings
2.8est. F5 runs
MIL
2.57 ERA
7.0 inn/start
STL
5.52 ERA
4.9 inn/start
F5 lean: Strong MIL
MIL K Projection
Chad Patrick
3.8proj
Line: 3.5
+0.3 NEUTRAL
Confidence
STL K Projection
Kyle Leahy
4.0proj
Line: 3.5
+0.5 NEUTRAL
Confidence
Explore all model projections

Our NRFI model analyzes both starting pitchers' first-inning profiles, the top-of-order hitters in each lineup, the umpire's historical zone, and environmental factors to produce a probability estimate. For this game, the model assigns a 60.9% probability of no runs in the first inning, compared to the market's implied probability of 51.2%.

  • That creates a moderate 9.7% edge on NRFI.
  • The best available line is NRFI -105 / YRFI -115 at FanDuel.

The home plate umpire for this game has not yet been assigned. MLB typically posts assignments the morning of game day. Umpire data will be added automatically once the assignment is posted.
Our NRFI model sits at 40-39 (50.6%) on official picks this season.

Prop Edges

2 model signals detected
Hits (1+) Lean Hit 0.5
65.4%
Home Run Very Strong 0.5
14.6%
See all today's picks and edges

Lineup & Matchup Breakdown

Milwaukee Brewers Projected
K%: 27.9
5William ContrerasRC
Whiff rate: 28.0%Team page
St. Louis Cardinals Projected
K%: 22.4
Whiff rate: 28.0%Team page
Batter vs Pitcher matchup tool

Lineups are projected as of this writing.

Milwaukee Brewers K vulnerability: 27.9% strikeout rate, 28.0% whiff rate.

St. Louis Cardinals K vulnerability: 22.4% strikeout rate, 28.0% whiff rate.

Ballpark, Weather & Umpire

Busch Stadium
Run Factor1.01
HR Factor1.04
Full park profile
Home Plate Umpire
Emil Jimenez
Slightly wide NRFI: 55.1% 89 games
Full umpire profile
Hourly Game Forecast
78°
7 PM
14 mph
SSW
78°
8 PM
14 mph
SSW
78°
9 PM
14 mph
SSW
78°
10 PM
14 mph
SSW
  • Busch Stadium carries a 1.01 run factor (neutral).
  • Home run factor: 1.04 — the park neutral for HR power.
  • Park notes: Retractable roof; Relatively neutral dimensions; Gateway Arch viewable from stadium.
  • Roof: Retractable.
  • First pitch forecast: 78F with 14 mph winds from the SSW. Humidity: 43%.
  • Wind advisory: 14 mph winds from the SSW may impact fly balls.
  • Home plate umpire: Emil Jimenez.
  • Career NRFI rate: 55.1% across 89 games tracked.
  • Zone tendency: Slightly wide.
  • K factor: 1.018 (league average strikeouts in his games).

Run Projections & Total

  • Our projection model puts the total at 5.1 combined runs, with Milwaukee Brewers projected for 2.6 and St. Louis Cardinals for 2.5.
  • That's 3.9 runs below the posted total of 9.0, suggesting a lean toward the Under.
  • The run projection is essentially a coin flip between these two teams.
The Bottom Line
Patrick holds a significant edge in ERA and WHIP over Leahy in a matchup featuring a low projected total of 5.1 runs. The NRFI shows 61 percent probability with a 9.7 percent edge, suggesting early innings could be quiet at Busch Stadium.
This preview is generated from thecapper.io projection models and publicly available data. All projections are model estimates, not guarantees. Gamble responsibly. If you or someone you know has a gambling problem, call 1-800-GAMBLER.